As a child growing up among artists I learned to think of a picture not as a finished product exposed for the admiration of the virtuosi, but as the visible record, lying about the house, of an attempt to solve a definite problem in painting.

The aim of science is to apprehend this purely intelligible world as a thing in itself, an object which is what it is independently of all thinking, and thus antithetical to the sensible world.... The world of thought is the universal, the timeless and spaceless, the absolutely necessary, whereas the world of sense is the contingent, the changing and moving appearance which somehow indicates or symbolizes it.

The chief business of seventeenth-century philosophy was to reckon with seventeenth-century science... the chief business of twentieth-century philosophy is to reckon with twentieth-century history.

If an artist may say nothing except what he has invented by his own sole efforts, it stands to reason he will be poor in ideas. If he could take what he wants wherever he could find it, as Euripides and Dante and Michelangelo and Shakespeare and Bach were free, his larder would always be full, and his cookery might be worth tasting.

The artist must prophesy not in the sense that he foretells things to come, but in the sense that he tells his audience, at the risk of their displeasure, the secrets of their own hearts

Art is community's medicine for that worst disease of the mind, the corruption of consciousness

Nothing capable of being memorized is history.