In five minutes the earth would be a desert, and you cling to books.

Whether or not God is dead: it is impossible to keep silent about him who was there for so long.

Pessimists are not boring. Pessimists are right. Pessimists are superfluous.

Understanding, as we understand it, is misunderstanding.

Justice begins with the recognition of the necessity of sharing. The oldest law is that which regulates it, and this is still themost important law today and, as such, has remained the basic concern of all movements which have at heart the community of human activities and of human existence in general.

One should not confuse the craving for life with endorsement of it.

The planet's survival has become so uncertain that any effort, any thought that presupposes an assured future amounts to a mad gamble.