As a Roman philosopher, Cicero, said of him a few hundred years later, Socrates 'called philosophy down from the sky and established her in the towns and introduced her into homes and forced her to investigate life, ethics, good and evil.

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.

the very best that can happen is to have energetic opponents. The more extreme they become, the more powerful the reaction they will have to face.

Ladies and Gentlemen...we are floating in Space!

We do not believe in the notion of God's chosen people. We laugh at this people's fancies and weep over its misdeeds. To act as God's chosen people is not only stupid and arrogant, but a crime against humanity. We call it racism.

I believe there is something of the divine mystery in everything that exists. We can see it sparkle in a sunflower or a poppy. We sense more of the unfathomable mystery in a butterfly that flutters from a twig--or in a goldfish swimming in a bowl. But we are closest to God in our own soul. Only there can we become one with the greatest mystery of life. In truth, at very rare moments we can experience that we ourselves are that divine mystery.

And although I have seen nothing but black crows in my life, it doesn't mean that there's no such thing as a white crow. Both for a philosopher and for a scientist it can be important not to reject the possibility of finding a white crow. You might almost say that hunting for 'the white crow' is science's principal task.