How can it be that mathematics, being after all a product of human thought which is independent of experience, is so admirably appropriate to the objects of reality?

The horizon of many people is a circle with a radius of zero. They call this their point of view.

Everything is determined, the beginning as well as the end, by forces over which we have no control. It is determined for the insect, as well as for the star. Human beings, vegetables, or cosmic dust, we all dance to a mysterious tune, intoned in the distance by an invisible piper.

Lasting harmony with a woman (was) an undertaking in which I twice failed rather disgracefully.

Capitalism creates a huge community of producers who are unceasingly striving to deprive each other of the fruits of their collective labor, and an oligarchy that cannot be effectively checked even by a democratically organized society....the subjugation is not by force but because the privileged class has long ago established a system of values by which the people were thenceforth, to a large extent unconsciously, guided in their social behavior.

Turkish soldiers are very brave. They love their homeland and they do not hesitate to give their lives for it if necessary.

"There's been a quantum leap technologically in our age, but unless there's another quantum leap in human relations, unless we learn to live in a new way towards one another, there will be a catastrophe."