Life is not determined by consciousness, but consciousness by life.

Accumulate, accumulate! This is Moses and the Prophets!

The working class is revolutionary or it is nothing.

The more a ruling class is able to assimilate the most prominent men of a ruled class, the more solid and dangerous its rule.

I am nothing but I must be everything.

We should not say that one man's hour is worth another man's hour, but rather that one man during an hour is worth just as much as another man during an hour. Time is everything, man is nothing: he is at the most time's carcass.

So far no chemist has ever discovered exchange-value either in a pearl or a diamond.