A means can be justified only by its end. But the end in its turn needs to be justified.

Communism needs democracy like the human body needs oxygen.

To renounce the conquest of power is voluntarily to leave the power with those who wield it, the exploiters. The essence of every revolution consisted and consists in putting a new class in power, thus enabling it to realize its own program in life. It is impossible to wage war and to reject victory.

In 1925 - 27 the revolution in China was destroyed by the false revolutionary strategy of the Stalinist faction. To this last question I consecrate my book, Problems of the Chinese Revolution (issued by the Pioneer Publishers, New York 1932).

The struggle against war and its social source, capitalism, presupposes direct, active, unequivocal support to the oppressed colonial peoples in their struggles and wars against imperialism. A 'neutral' position is tantamount to support of imperialism.

To overthrow the power of the bourgeoisie and to establish the power of the proletariat in one country still does not signify the full victory of Socialism.

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.