There are no absolute rules of conduct, either in peace or war. Everything depends on circumstances.

Learning carries within itself certain dangers because out of necessity one has to learn from one's enemies.

In the appendix to my History of the Russian Revolution I give a detailed and documented study of the ideas of the Bolshevik party on the October revolution. This study, I hope, will make it impossible in the future to ascribe to [Vladimir] Lenin the theory of Socialism in a single country.

Nowhere else did repressions, purges, suppressions, and all other kinds of bureaucratic hooliganism in general acquire such horrifying scope as in Ukraine, in the struggle against powerful forces concealed in the Ukrainian masses that desired more freedom and independence.

Simultaneously the Left Opposition in the course of several years carried on a struggle against the Stalinists in favor of collectivization.

From being a patriotic myth, the Russian people have become an awful reality.

History has different yardsticks for the cruelty of the Northerners and the cruelty of the Southerners in the Civil War. A slave-owner who through cunning and violence shackles a slave in chains, and a slave who through cunning or violence breaks the chains – let not the contemptible eunuchs tell us that they are equals before a court of morality!