When I have one week to solve a seemingly impossible problem, I spend six days defining the problem. Then, the solution becomes obvious.

The world will not be destroyed by those who do evil, but by those who watch them without doing anything.

Everyone likes me, yet nobody understands me.

I find it difficult to believe that I belong to such an idiotic, rotten species - the species that actually boasts of its freedom of will, heroism on command, senseless violence, and all of the loathsome nonsense that goes by the name of patriotism.

What is the meaning of human life, or of organic life altogether? To answer this question at all implies a religion.

It is this mythical, or rather symbolic, content of the religious traditions which is likely to come into conflict with science. This occurs whenever this religious stock of ideas contains dogmatically fixed statements on subjects which belong in the domain of science.

Raffiniert ist der Herr Gott, aber boshaft ist er nicht. God is subtle, but he is not malicious.