All beauty that surrounds us must one day perish.

The most subversive people are those who ask questions.

Athens is like a sluggish horse, and I am the gadfly trying to sting it into life.

The stupidest thing she knew was for people to act like they knew all about the things they knew absolutely nothing about.

Let me put it more precisely: The ability to give birth is a natural characteristic. In the same way, everybody can grasp philosophical truths if they just use their innate reason.

You might say that the very best that can happen is to have energetic opponents.

If we don't know where we are going, it can be helpful to know where we come from.