Man must be at once more humble and more confident; more humble in the face of destructive potentials of what he can achieve, more confident of his own humanity as against computers and robots which are only engines to simulate him.

We cannot live by power, and a culture that seeks to live by it becomes brutal and sterile. But we can die without it.

Some of the more fatuous flag-waving Americans are in danger of forgetting that you can't extract gratitude as you would extract a tooth; that unless friendship is freely given, it means nothing and less than nothing.

In societies like the American and West European where the dynamics of energy come from freedom and where the climate and the whole ethos are those of freedom, censorship is bound to be at worst, stupid; at best, futile; and always, to some degree, inconsonant with the character of the society as a whole.

America shudders at anything alien, and when it wants to shut its mind against any man's ideas it calls him a foreigner.

The turning point in the process of growing up is when you discover the core of strength within you that survives all hurt.

You may call for peace as loudly as you wish, but where there is no brotherhood there can in the end be no peace.