People generally despise where they flatter.

It is our choice of good or evil that determines our character, not our opinion about good or evil.

Philosophy begins with wonder.

Hippodamus, son of Euryphon, a native of Miletus, invented the art of planning and laid out the street plan of Piraeus.

For knowing is spoken of in three ways: it may be either universal knowledge or knowledge proper to the matter in hand or actualising such knowledge; consequently three kinds of error also are possible.

Man is the metre of all things, the hand is the instrument of instruments, and the mind is the form of forms.

The Eyes are the organs of temptation, and the Ears are the organs of instruction.