The revenge of history is more powerful than the revenge of the most powerful General Secretary.

Old age is the most unexpected of all things that happen to a man.

Insurrection is an art, and like all arts has its own laws.

Man will become immeasurably stronger, wiser, and subtler; his body will become more harmonious, his movements more rhythmic, his voice more musical. The forms of life will become dynamically dramatic. The average human type will rise to the heights of an Aristotle, a Goethe, or a Marx. And above these heights, new peaks will rise.

In a serious struggle there is no worse cruelty than to be magnanimous at an inopportune time.

The historic ascent of humanity, taken as a whole, may be summarized as a succession of victories of consciousness over blind forces - in nature, in society, in man himself.

The Left Opposition declared that the new tempo of industrialization were above our forces, and that the liquidation of the kulaks as a class in the course of three years was a fantastic task, if one wishes to say so, we find ourselves this time "less radical" than the Stalinists.