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Substance Theory

This is an exploration of Aristotle’s substance theory. This includes both the basics of the theory. later developments and corrections to the theory. This is Aristotle’s only in that it follows the pattern Aristotle has set down.

Why is Change Possible?

Early in philosophy, there were two philosophers who did not agree on a certain subject. One was Parmenides and the other was Heraclitus. Parmenides claimed that change was impossible. Heraclitus claimed that everything changed nothing at all was unchanging. Heraclitus believed what he believed because he reasoned from what he experienced in the world. Parmenides had an argument. Once we know why ...