Science knows only one commandment - contribute to science.

Schoenberg is too melodious for me, too sweet.

Today every invention is received with a cry of triumph which soon turns into a cry of fear.

One cannot be arraigned for declaring a war, which every ruler has to do once in a while, but only for running a war badly.

The human race tends to remember the abuses to which it has been subjected rather than the endearments. What's left of kisses? Wounds, however, leave scars.

Don’t accept the habitual as a natural thing. In times of disorder, of organized confusion, of de-humanized humanity, nothing should seem natural. Nothing should seem impossible to change.

Mixing one's wines may be a mistake, but old and new wisdom mix admirably.