There are certain things that our age needs. It needs, above all, courageous hope and the impulse to creativeness.

It is the things for which there is no evidence that are believed with passion.

Awareness of universals is called conceiving, and a universal of which we are aware is called a concept.

In all the creative work that I have done, what has come first is a problem, a puzzle involving discomfort.

To understand a name you must be acquainted with the particular of which it is a name.

Abstract work, if one wishes to do it well, must be allowed to destroy one's humanity; one raises a monument which is at the same time a tomb, in which, voluntarily, one slowly inters oneself.

To save the world requires faith and courage: faith in reason, and courage to proclaim what reason shows to be true.