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The OP asks whether the disciplines we call philosophy and physics (or science) arose from some more primitive philosophy that split in two. Such a position would make sense if the approach to the reality that we recognize today as science and philosophy could be found in an earlier philosophy that required splitting for them to exist separately. A. N. ...


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Drop a rock in a hole through a planet with gravity and no lava and it would go to the middle and act like a yo yo until it finally stops. It would stay in the middle. Now being its suspended, either way then would be up if it was lifted from either end. The hole would be bottomless being its open on both ends of the planet.


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What's missing from the picture is entropy; the tendency toward greater entropy establishes an effective 'direction of time' that correlates with our perceived sense of time passing. We see eggs break rather than spontaneously forming from broken pieces. We can conceive of physical trajectories that would 'reform an egg' due to reversibility, but in ...


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