Ignorance, the root and stem of all evil.

The more I see, the less I know for sure.

Think good, and good follows. Think evil, and evil follows. You are what you think all day long.

I am not an Athenian or a Greek, but a citizen of the world.

Where there is shouting, there is no true knowledge.

Death may be the greatest of all human blessings.

An honest man is always a child.

If you can't explain it to a six year old, you don't understand it yourself.

Strong minds discuss ideas, average minds discuss events, weak minds discuss people