Wisest is she who knows she does not know.

Philosophy is the opposite of fairy tales

It was all too easy to make things up, it was like skating on thin ice, it was like doing dainty pirouettes on a brittle crust over water thousands of fathoms deep.

Since the Renaissance, people have had to get used to living their life on a random planet in the vast galaxy.

Although you may not stumble across a Martian in the garden, you might stumble across yourself. The day that happens, you'll probably also scream a little. And that'll be perfectly all right, because it's not every day you realize you're a living planet dweller on a little island in the universe.

Many of the Nazis were convicted after the war, but they were not convicted for being 'unreasonable'. They were convicted for being gruesome murderers.

Over the entrance to the temple at Delphi was a famous inscription: KNOW THYSELF! It reminded visitors that man must never believe himself to be more than mortal - and that no man can escape his destiny.