performance is an act of faith.

A musical audience is at best uninspiring, at worst definitely drab. ... Respectability hangs like a pall over the orchestra and the boxes; a sort of sterile sobriety ill-fitted to the passionate geometry of music.

Human progress had so often been checked by those who were afraid of losing what they had.

The world of sight is still limitless. It is the artist who limits vision to the cramped dimensions of his own ego.

A seventeenth-century painting can be "modern" because the living eye finds it fresh and new. A "modern" painting can be outdated because it was a product of the moment and not of time.

To know the good is to react against the bad. Indifference is the mark of deprivation.

Everybody likes to see somebody else get caught for the vices practiced by themselves.