Even the loveliest dream bears like a blemish its difference from reality, the awareness that what it grants is mere illusion.

They [the critics] deal with Schoenberg's early works and all their wealth by classifying them, with the music-historical cliché, as late romantic post-Wagnerian. One might just as well dispose of Beethoven as a late-classicist post-Haydnerian.

It would be advisable to think of progress in the crudest, most basic terms: that no one should go hungry anymore, that there should be no more torture, no more Auschwitz. Only then will the idea of progress be free from lies.

Dissonance is the truth about harmony.

That all men are alike is exactly what society would like to hear. It considers actual or imagined differences as stigmas indicating that not enough has yet been done; that something has still been left outside its machinery, not quite determined by its totality.

Thinking no longer means anymore than checking at each moment whether one can indeed think.

A successful work of art is not one which resolves objective contradictions in a spurious harmony, but one which expresses the idea of harmony negatively by embodying the contradictions, pure and uncompromised, in its innermost structure.