Questions tagged [truth]

Theories of truth deal with questions such as: what are truths? what makes them true? what is the relation between truths and the things that makes them true? Not to be confused with "what is the truth", which is a completely different matter.

Filter by
Sorted by
Tagged with
3
votes
1answer
6k views

Truth Claims - Free Will - Determinism

In this video, Ravi Zacharias when asked how we can have free will if God already knows what we are going to do, says the following: "The moment you make a truth claim you are rising above the ...
1
vote
1answer
329 views

How do you define Truth?

I know the question has already been shortly answered on this website. But, I want to specifically know if Tarski's definition of truth is circular or valid? And if there is any convincingly non-...
6
votes
2answers
374 views

According to St. Thomas Aquinas, do “being” (ens) and “truth” (verum) differ?

In his Disputed Questions on Truth q. 1 a. 1 arg. 3, St. Thomas Aquinas presents an argument against "that the true (verum) is exactly the same as being (ens)": 3. Things which differ conceptually [...
1
vote
3answers
195 views

Can be scientific proposition’s truth value conditional to philosophical proposition’s truth value?

Can we say that some scientific propositions’ truth values are conditional to some philosophical assumptions? At least as i can see, to say that some scientific hyphotesis is true we must first ...
3
votes
2answers
217 views

What makes our words different than symbols like X?

There is an issue that blurs my head. For instance, lets have a proposition p that says: “X is round”. X is a symbol that we could mark something into. If we say X is an orange fruit, then the ...
1
vote
5answers
137 views

Can one person value two other persons equally?

If one thinks deeply enough about the subjective value they place on their connection to other individuals, would they discover clearly distinct rankings of value?
2
votes
2answers
1k views

Prove whether statement is true or false

Consider the following: If a |= c or b |= c, then a ∨ b |= c. Prove whether this statement is true or false. My gut instinct is to compare truth tables, but I don't think a truth table is possible ...
2
votes
1answer
316 views

A Version of the Liar Paradox in Russell's paper “On the Nature of Knowledge”

I just finished reading Russell's paper "On the Nature of Truth", in which appears a form of the well-known Liar's Paradox. Here is the passage I am interested in: This argument would be conclusive,...
2
votes
1answer
102 views

Does saying of something that it is 'true' really not add anything to statements as deflationary theorists say?

A common argument in deflationary theories of truth is that no content is added to a statement by adding 'is true' to the end. We can say "That turkeys do a jive on Saturdays is true" and mean only ...
2
votes
0answers
118 views

What's the difference between deflationism and correspondence theories of truth?

To my knowledge, the correspondence theory of truth posits that a proposition is true iff there are states of affairs that reflect what the proposition indicates. E.g. "Snow is white" is true iff snow ...
1
vote
2answers
185 views

Is the “Anomaly of Plato?” a reality? [closed]

The "Anomaly of Plato" is a name for the fact that Socrates promoted Truth as a transcendent idea but (according to Popper), Plato did not allow for the immanent changes that Truth causes. Truths ...
1
vote
2answers
453 views

How can we reach or realize the truth when our senses fail us?

Let us suppose that I'm phoning someone abducted or kidnapped and the criminal who kidnapped him is aiming the gun at his head and ordering him to lead me to the trap he has set for me (in this case ...
6
votes
5answers
369 views

How to Respond to this Argument about Faith?

I've seen the following situation come up several times, and wanted to know what a common response was. Suppose Fred and George are arguing about a proposition X. Fred takes a faith based position on ...
4
votes
2answers
225 views

Can you Define Something in Terms of What is True About it?

Is it possible to define something in terms of what is true about it? Suppose for example, the case where in mathematics a definition is given in terms of formal symbols and rules for which strings ...
3
votes
0answers
79 views

What are some good forums or places to discuss original ideas on philosophy? [closed]

I have a substantive new piece on philosophy which I discuss here: A new theory of Truth Reddit/Philosophy mods keep banning my posts for reasons they do not wish to disclose. I also discuss it in ...
0
votes
0answers
83 views

What are the Limitations and Vulnerabilities of Objectivity Biases?

How reliable is a "Logic / Objectivity" Bias when it comes to reasoning? Or, What are the potential limitations or vulnerabilities of relying solely on these bases of reasoning? Note 1: "Objectivity"...
1
vote
1answer
279 views

Philosophers for 9/11 truth [closed]

There are plenty of groups of people demanding a new 9/11 investigation such us Architects and Engineers for 9/11 Truth, scholars for 9/11 truth, pilots for 9/11 truth etc. What are the main ...
1
vote
2answers
156 views

Are philosophical claims grounded in the observations of the material world around us? (With regard to supernatural claims)

A commentator recently made this observation: When someone proclaims truth of the supernatural through philosophy and logic, I think of the people who follow their GPS into the lake. Now I'm not ...
0
votes
1answer
186 views

Source for an Al-Kindi quotation

Can anyone provide me with a reliable source for the quote below which is attributed to Al-Kindi, preferably from his own work? It is fitting for us not to be ashamed to acknowledge truth and to ...
0
votes
1answer
76 views

Why can some things apparently be “pretended” but others apparently can't? [closed]

"Pretend to be upset" - seems broadly possible? "Pretend to lift your right arm" (for a person who has the capability of doing this action ) - not sure if this is possible "All experiences are real (...
6
votes
4answers
2k views

Is 'truth' abstract or concrete?

I'm reading Mathematics: Its Content, Methods and Meaning. The authors make what is to me a surprising claim: To put it briefly, truth is concrete; and it is particularly important to remember ...
1
vote
1answer
82 views

What is more sinister than trust? [closed]

What could be more sinister than trust? Would it be related to dependence, or love?
0
votes
1answer
77 views

Truth in programming and life [closed]

I am a python beginner and noticed that True + True > True Do True and False have a different meaning in computer logic than in life? Or should I consider this same statement as true in life?
1
vote
1answer
107 views

Tarski's 'list-like' definition of truth

I have another question on Tarski's definition of truth. In his book "Theories of Truth. A Critical Introduction", Kirkham (p. 145) gives the following example of the definition of truth for a ...
2
votes
1answer
947 views

What is the difference between accuracy, certainty, truth and fact?

I've been reading into epistemology a little bit but struggling to understand the distinction between accuracy, certainty and to find a definition for either. In particular, it seems that accuracy is ...
3
votes
3answers
208 views

Tarski's definition of truth for finitary languages

Recall that in Tarski's semantic conception of truth a T-sentence is an equivalence of the form: (T) x is true if and only if p, where x is the name of a sentence of the object-language, and p is ...
1
vote
1answer
111 views

Does many valued logic hold in unambiguous cases?

My understanding of many valued logic is that it is used in cases where an aspect of a proposition is vague or not well defined. The example Wikipedia gives is: 'This apple is red.' Upon ...
0
votes
1answer
508 views

Is it valid to prove the axioms of a system from themselves? How does it square with Gödel's incompleteness?

I recently asked whether the axioms are tautologies, and got comments that seemed to me highly suspicious. Namely, that you can always prove an axiom from itself, that you can trivially say A ...
1
vote
0answers
87 views

How do we define a fact?

Got into a discussion today with my Semiotics professor regarding this question and I still had questions in my head on the way home. He was stuck on the notion that facts have just become things ...
3
votes
2answers
527 views

Can there be true conclusions without assumptions?

I was thinking of the sentence "I think therefore I am", which I had for a long time considered indisputable because it's self-evident. Then I considered the hypothetical situation where my ...
-2
votes
1answer
180 views

Can happiness be measured quantitatively? such that an amount of money can buy [closed]

There is a cliche, which is often used by the middle class, saying that happiness cannot be bought and supporting their thought by stating how many rich people suicide or constantly go to ...
1
vote
0answers
40 views

Textbook(s) on epistemology

I was following a course on Merleau-Ponty​ and realised from the first few readings that I knew too little about theories of truth to truly appreciate what I was reading. Are there any books I could ...
0
votes
3answers
630 views

What is an accurate description of truth?

I am writing an essay how there can be disagreement when people or experts are provided with the same facts. Now I mentioned that while the same facts might be present, the truth people might ...
1
vote
1answer
69 views

What in the philosophy of science makes it not mathmatics? What would I ask someone to filter out the bad faith? [closed]

I recently had someone make an argument from a mathematics background, to argue a point that had no actual correlation to the material world. When I began I asked them if they accepted objective ...
1
vote
1answer
2k views

Help me understand coherence theory of truth

According to Wiki: Coherence theory of truth regards truth as coherence within some specified set of sentences, propositions or beliefs. There is no single set of such "logical universes", but ...
2
votes
5answers
254 views

Is there a logical way to look at “alternative facts”? [closed]

There have been a lot of laughs about the term "alternative facts" (as used by the incoming US administration), but are there logical or philosophical frameworks for the types of distorted truth-...
0
votes
4answers
246 views

If little philosophical consensus could be reached, could philosophy be defined as a negative study?

This is just a very random idea that came across my mind. I wish to have this unlearned opinion judged by a more academically rigorous community. I was thinking the other day that, since very little ...
4
votes
6answers
683 views

How can anyone who hasn't realised the truth claim that Mahatma Buddha or any other person in history realised the God or Truth?

Isn't it possible that whatever they have realised is just a psychological effect? Doing continuously hard practices leads to affect their mind and they tend to believe that, yes, this is the truth. ...
1
vote
0answers
63 views

Do any moral philosophers discuss 'validation'?

Do philosphers of ethics talk about validation? The idea that my life or projects or person have some intrinsic value, specifically not just those that are innate to persons? Maybe my tags seem a ...
0
votes
0answers
111 views

Can moral behaviour be based on a lie?

If knowledge implies justified belief, as is traditionally supposed, then skepticism about justified moral belief implies skepticism about moral knowledge. However, even if knowledge does require ...
2
votes
1answer
2k views

What philosophical views exist on the nature of honesty?

What are the best or best-known philosophical treatments of the concept of honesty? Can you please briefly summarize some of the I'm most interested in sources which tackle questions such as: What ...
6
votes
8answers
4k views

Is finding truth possible?

Consider the following argument: If want to know that something is true, I need to first know what is truth. If I need to know what is true, I need to find the truth. (Is there ...
4
votes
4answers
3k views

Why do we need to know the truth?

I think it is safe to assume that most people go about their lives with an incomplete knowledge of the world. All humans have a short life full of questions without any absolute answer. Question 1: ...
5
votes
7answers
3k views

Is it possible to have an original thought and express it in english?

Given that we have learned English and all the words are defined for us, is any combination of words we string together and speak/write an original thought? Or since all the definitions of words ...
2
votes
1answer
84 views

Can truth be the ultimate goal?

You want your child to tidy up his room. What is the "right" thing to tell him? A) aka "the easier way": you tell him he will get presents for christmas if his room is clean (Bonus: because Santa ...
1
vote
0answers
67 views

Does anti-realism say that what we can't know isn't true?

Has anyone, in the history of philosophy, ever objected to anti-realism that then our thoughts aren't about anything except our own minds and such that supposing we believe we have contacted a "shell" ...
0
votes
1answer
234 views

Why is Tarski's semantic conception of truth simply ignored in mathematical logic?

As far as I understand, Tarski's semantic conception of truth (T) X is true if and only if p (where p is a sentence of the object language whose truth value is in question, and X is the name of the ...
1
vote
1answer
167 views

What is the common term for 'epistemological preference'?

I got this term explained to me that was called epistemological preference which is basically your preference for acknowledging the truth. There are four categories: Truth by authority - this is ...
3
votes
3answers
139 views

Is there a conflict between upholding rational justification and seeing societal norms as its ultimate source?

Societal norms in many philosophical schools has come to be seen as the end-all determinant of rational life. This attitude is displayed by Richard Rorty when he says "truth is simply a compliment ...
4
votes
1answer
201 views

Did Poincaré misunderstand the nature of a priori truth?

In his article "On the Foundations of Geometry", Poincaré goes through an extensive discussion to establish that our experience of motion may be properly regarded as displacements. This is requisite ...