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Questions tagged [existence]

Ontological and metaphysical questions about the study of existence, being and the structure of reality.

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181 views

Ur-primitive notions of logic and mathematics and especially Ur-primitive notions of objective existence of abstract entities [closed]

I am very puzzled about how mathematics came to be as it is in its modern form, where it is extremely embellished to depend on formal rules of logical inference and on the notion of axiomatic ...
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1answer
123 views

Does a rock experience its existence?

By experience, I do not imply a subjective experience like that of an animal (with memory, decision making etc). Could a rock, for instance, have individuated experience of its existence like a ...
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1answer
65 views

Explaining the existence of the cosmos

The following is a reference request, not an invitation for argument. However, I do welcome argument if that's what you feel like doing. By the "cosmos" I mean all that exists---not just physical ...
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4answers
168 views

Problem with defining existence and being conscious

First of all i know that there is no widely accepted definition of existence, the same with definition of being conscious. However i would like to know whether there are definitions which are not ...
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5answers
905 views

Because nothing exists, nothing also does not exist

Because nothing exists, nothing also does not exist. If you look at nothing as the opposite of something. The existence of one requires the existence of the other. But since one explicitly says it ...
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4answers
624 views

Is it possible to know anything?

I am very sure this apple in front of me exists. I could be hallucinating however, so lets say: I am 98% certain the apple exists. I am confident that (1) is a fair assessment, but I can't really be ...
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4answers
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Does the famous Descartes quote “dubito, ergo cogito, ergo sum” suggests secure knowledge of ones existence?

After a discussion about the "difficulties to distinguish knowledge from faith" someone replied to me that the quote implies faith because it uses the word "think". But as it is generally understood: ...
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3answers
993 views

Wanted references to the Phillip K Dick Total Recall (1990) paradox

The movie Total Recall 1990 was inspired by the book "We Can Remember It for You Wholesale" written by Philip K. Dick whose leading role was played by Arnold Schwarzenegger. The storyline is about a ...
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5answers
292 views

In regard to Rene Descartes' Meditations, if there existed an all powerful evil demon, why couldn't it trick you into believing you exist?

If it is all powerful, why can't it trick you into thinking you exist and have thoughts? If the cogito is unbreakable, then how could the demon be all powerful if it is bounded by laws it cannot ...
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4answers
1k views

Descartes' Demon

This week I've been given to study from my highschool teacher Descartes' Demon argument but I have several doubts I fully understand it ,but let me put this in clear order : 1) I understand that ...
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13answers
2k views

Can we logically prove that anything exists?

Suppose I want to prove that negative numbers exist. Well, I could easily do that using a mathematical proof. However, all I would be doing is adding another logical object to a list of known logical ...
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7answers
556 views

Do whole numbers other than zero actually exist?

Think about counting up: you start from 0. There are many decimals in between 0 and 1, actually, an infinite amount of decimals are there. So in the same way that there is no last number there is no ...
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2answers
168 views

How to denote the idea of nothingness in formal terms?

I was thinking about the question "Why is there something rather than nothing?" , and have read about some theories that existence is the case because non-existence is logically impossible So, I ...
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2answers
165 views

Axioms of change and time?

Listening to the audio version of objectivism by L. Pekoff for the second time, and I am so distracted by one thought I am finding it impossible to proceed. Existence, consciousness and identity, ...
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3answers
353 views

Ontological status of variables

Background This question has its origin in this post. More specifically, in giving answers to the following questions, In what way does the collection of all sets consist of sets? What are ...
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2answers
131 views

Does the existential quantifier express existence?

Does the existential quantifier express existence? The existential quantifier is a symbol of symbolic logic which expresses that the statements within its scope are true for at least one ...
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1answer
91 views

How to make sense of minds of others? [closed]

I've asked a question about the criteria for existence, but here I want to focus on a particular aspect. What does it mean If I say: Bob has a mind - Bob's mind exists - Bob is not a philosophical ...
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1answer
120 views

Self contradictory things that can't really exist: can they be fully conceived of?

It seems like we can conceive of self contradictory things that can exist. e.g. the proposition expressed by "this sentence is false" is self contradictory but I don't seem to have any trouble ...
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31 views

Philosophic current in this excerpt of Ask the dust

I read Ask the dust by John Fante. The following is an excerpt from the book. It is right after Arturo went to Vera Rivken's place and feels guilty for having slept with her. My question is: what is ...
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why “I think therefore I am” not “I think therefore I am thinking”? [duplicate]

why "thinking" jumped into the conclusion of "existence" as things can exist without thinking too. and what are all the other method except this that could prove our existence?
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20answers
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Could 'cogito ergo sum' possibly be false?

I've heard it postulated by some people that "we can't truly know anything". While that does seem to apply to the vast majority of things, I can't see how 'cogito ergo sum' can possibly be false. ...
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11answers
2k views

Proof Universe Came From Nothing?

Consider the following proof: (1) Let the Universe be defined as the set of all things. (2) It is impossible for a thing to come from itself. (You can't be your own parent) (3) 2 implies a set of ...
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4answers
324 views

Can our universe be a simulation without simulator?

I have a deviating understanding of the simulation hypothesis. If I look at our universe as simulation, then it seems to me irrelevant whether this simulation is actually executed or not. In my ...
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1answer
52 views

Does the real line mean that the start and end points of any line must exist?

In mathematics, a real number is a value of a continuous quantity that can represent a distance along a line https://en.wikipedia.org/wiki/Real_number We consider the set of real numbers, ...
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2answers
153 views

Does the Universe make sense? [closed]

When faced with a paradox, we say: well this can't be because it doesn't make sense. p = "x doesn't make sense" q = "x doesn't exist" The contrapositive preserves validity: p implies q (not q) ...
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5answers
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If all of us are going to die one day why should we care about the feelings and emotions of others?

We are taught to care for others' feelings and emotions. We must exercise certain deeds hailed in holy texts. Why do such things matter when we all will die one day?
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109 views

Could an almighty Creator make something that existed for its own sake?

If someone sees their existence as an end in itself, yet also admits that they did not create themselves, then are they not saying that whatever created them had done so for their [the created thing's]...
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Are the laws of order and chaos in our universe unequal? How did that ratio come to be set? Can we scientifically measure that ratio/constant?

A few friends and I sat watching trash TV under the influence last night, and we inevitably started chatting to avoid the white noise facing us. Somehow this chat sparked off a chain of thoughts in me ...
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4answers
1k views

Can we create the Matrix?

Can we fully simulate the reality for a Brain in the Vat (BIV)? For example i clone myself and connect the clone's brain to a very sophisticated computer, which simulates a part of the universe (for ...
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1answer
194 views

Is existence essential to God?

Thomas Aquinas said that God was absolute perfect, God being pure actuality and had no potentiality. If there was a time where there wasn't an existence, then God would have a potentiality and not ...
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1answer
118 views

What is the purpose of the existence of the universe? [closed]

Why did the universe come into existence? Going through the timeline of the universe (Big Bang, separation of forces, symmetry breaking, particle formation...), everything that happened lead ...
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2answers
270 views

Are there philosophers who argue for a close connection between consciousness and existence?

(I'm not entirely satisfied with this question because I can't quite express it clearly, but a personal experience has moved me to ask it. I know it may be too vague or general.) The consciousness my ...
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1answer
91 views

How is 'existence' defined? [closed]

How would you define 'existence'? Is it a requisite for an entity to be able to interact with other entities to be considered as 'existent'? What if there are real objects in the universe which ...
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4answers
912 views

What are the counterexamples to Kant's argument that existence is not a predicate?

Kant argued that considering existence as a predicate is wrong. A predicate is a feature or characteristic of an object. But logically, existence adds nothing to the characteristics of that object, ...
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6answers
1k views

Why isn't existence a predicate?

According to SEP There are two sets of reasons for denying that existence is a property of individuals. The first is Hume and Kant's puzzlement over what existence would add to an object. What is ...
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3answers
101 views

How do moral skeptics respond to the concept of permissible heinous acts

The Problem Let's say I am debating my friend Jake who believes that morality exists. But I am a hard determinist who believes that all actions are predetermined by some act or event beforehand. Jake ...
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54 views

Some examples of philosophies that consider nonexistence the same as existence?

Can you give me some examples of philosophies that consider nonexistence the same as existence? I thought that maybe some paraconsistent systems (https://en.wikipedia.org/wiki/Paraconsistent_logic) ...
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1answer
56 views

Existence: Pain and Pleasure [closed]

Sometimes, I swear, I think the only two things in all of existence which have any real meaning whatsoever are "pleasure" and "pain" ... What does it mean to exist, if that existence is mired in pain?...
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6answers
3k views

Does the whole universe end when an individual dies? [closed]

Is it valid to think that from a "perspective" of a dead individue,universe has come to an end? I based this argument on my premise that from the start of the universe (~14 billion years ago) until ...
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3answers
21k views

What is the meaning of “predicate” in this definition?

I have trouble understanding the article on existence in this Philosophy dictionary. Instantiation in reality, or actual being. Kant pointed out that existence is not a predicate. What is the ...
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2answers
276 views

What is existence and how far does it extend?

Existence, for instance of a human being, need not be restricted to the material body. Also the influence exerted on the environment can be considered a part of their existence. A discussion with ...
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3answers
102 views

Do Heidegger and some of his readers know why there is something rather than nothing?

Do Heidegger and some of his readers know why there is something rather than nothing? There seems to the suggestion in the SEP that he may explain why, but it's unclear in what way the argument can be ...
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4answers
127 views

Is there another state besides existence and nonexistence?

Today I told someone who said that there is no objective truth the next thing: "For example, we, as humans, cannot know if God exists or he does not but we can know for sure that one of these two ...
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25answers
8k views

Why is there something instead of nothing?

A simple but fundamental question. The "something" means the whole Universe (known and unknown), it could be represented as the reality version of the set of all sets, which is itself debated. It ...
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Understanding 'existence' and 'being' in debates about ordinary objects

Quine has brought forward his definition of existence: 'To be is to be the value of a bound variable.' But has also taught us that the sciences ultimately determine what actually exists contrary to ...
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12answers
1k views

How can one differentiate nonexistent entities?

How is it possible for things that do not exist to not be the same? How can one differentiate nonexistent entities? How can I know the difference between ghosts and werewolves if neither exist?
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11answers
2k views

Death: A finite ending?

From the viewpoint of an atheist, when you die, you cease to exist. Your brain has grown old, and can no longer sustain the trillions of electrical signals that constituted who you once were. ...
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1answer
114 views

Philosophies that suggest that thoughts have an existence beyond their physical realization

I'm a beginner at Philosophy, and I'm trying to categorize this metaphysical belief: "Thoughts are thought by humans, but continue to exist, interact with other ideas, and exert power in some sort ...
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2answers
159 views

Is everything that exists an actual entity?

My professor asked us to think about this question as we go through the unit but I am not sure what the question means. I would greatly appreciate could help me understand the question or give me a ...
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65 views

Was Heidegger in some way influenced by Kierkegaard?

There are seemingly common ideas in the philosophy of kierkegaard and hiedegger on the self. I thought came into my mind, was Hiedegger in some way influenced by kierkegaard's self-actualization as ...