Consistency is contrary to nature, contrary to life. The only completely consistent people are dead.

Knowledge is porportionate to being... You know in virtue of what you are.

The amelioration of the world cannot be achieved by sacrifices in moments of crisis; it depends on the efforts made and constantly repeated during the humdrum, uninspiring periods, which separate one crisis from another, and of which normal lives mainly consist.

It isn't a matter of forgetting. What one has to learn is how to remember and yet be free of the past.

Such prosperity as we have known it up to the present is the consequence of rapidly spending the planet's irreplaceable capital.

An ideal is merely the projection, on an enormously enlarged scale, of some aspect of personality.

Somewhere in the rain, there will always be an abandoned dog that prevents you from being happy.