Life is not an easy matter... You cannot live through it without falling into frustration and cynicism unless you have before you a great idea which raises you above personal misery, above weakness, above all kinds of perfidy and baseness.

National self-sufficiency or "autarchy" is the ideal of [Adolf] Hitler, not of [Karl] Marx and [Vladimir] Lenin.

Everyone has a right to be stupid, but Comrade MacDonald abuses the privilege.

If we had more time for discussion we should probably have made a great many more mistakes.

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

All the parties of capitalist society, all its moralists and all its sycophants will perish beneath the debris of the impending catastrophe. The only party that will survive is the party of the world socialist revolution.

Look back at history - those who guided the revolution in the time of its culmination never kept their leading positions long after the turning point.