"Man has constantly to sum up experience and go on discovering, inventing, creating and advancing. Ideas of stagnation, pessimism, inertia and complacency are all wrong."

"A revolution is not a dinner party, or writing an essay, or painting a picture, or doing embroidery; it cannot be so refined, so leisurely and gentle, so temperate, kind, courteous, restrained and mag…"

"The socialist system will eventually replace the capitalist system; this is an objective law independent of man's will."

"The people are the sea and we are the fish."

"When we say 'imperialism is terrible,' we mean that its nature is terrible, but it is not terrible in appearance."