skopia
Nothing exists but minds and what minds perceive, Berkeley argues, and matter is a word philosophers cannot cash. God does the perceiving that keeps your furniture there once you leave the room.
Seventeen days on a motorcycle carry a father and son from Minnesota to California while he works out what Quality means and recovers the man he was before electroshock erased him.
Heraclitus said you cannot step into the same river twice. Parmenides said nothing changes at all. Before Socrates, Greek thinkers asked what the world is made of and answered without appeal to gods.
Everything pours out of one source Plotinus calls the One, which is beyond words. Mind, soul, and matter follow from it, and a soul can climb back. Christian mysticism was built on this.
Aquinas asks thousands of questions about God, law, virtue, and sin, and answers each only after stating the strongest case against himself. Catholic thought has been arguing with him for 750 years.
Aristotle asks what a thing most fundamentally is, and the answer runs through matter, form, and cause to a god who moves the whole world simply by being loved.