That fact that Athens could condemn its noblest citizen to death did more than make a profound impression on him. It was to shape the course of his entire philosophic endeavor.

How terribly sad it was that people are made in such a way that they get used to something as extraordinary as living.

Life consists of a long chain of coincidences.

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

It takes billions of years to create a human being. And it takes only a few seconds to die.

We are thrown together with a sprinkling of stardust.

Moreover, nature's blocks had to be eternal-because nothing can come from nothing.