Ancients Flashcards
chief of the Sophists
Protagoras
each atom impenetrable and indivisible because it contains no void
Democritus
“Naught happens for nothing, but everything from a ground and of necessity”
Leucippus
First explained that moon shines by reflected light
Anaxagoras
“Thou canst know what is not - that is impossible - nor utter it; for it is the same thing that can be thought and that can be.”
Parmenides
“You cannot step twice into the same river; for fresh waters are ever flowing in upon you.”
Heraclitus
beginning of Western Philosophy; said everything is made of water
Thales
“all things are numbers”
Pythagoras
Protagoras
490BC - 420BC
Anaxagoras
500BC - 428BC
Democritus
460BC - 428BC
Thales
624BC - 546BC
Anaximander
611BC - 546BC