History shows that wars are divided into two kinds-just and unjust. All wars that are progressive are just, and all wars that impede progress are unjust.

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 magnanimous. A revolution is an insurrection, an act of violence by which one class overthrows another.

A revolution does not march a straight line. It wanders where it can, retreats before superior forces, advances wherever it has room, attacks whenever the enemy retreats or bluffs, and above all, is possessed of enormous patience.

In the struggle to defend the legacy of Leninism . . . [Stalin] proved himself to be an outstanding Marxist-Leninist fighter. . . . Stalin's works should, as before, be seriously studied . . . [to] see what is correct and what is not.

While swimming in the heavily polluted rivers of south China, despite the pleadings of his security guards and his physician, he would chide his companions if they began to panic in the water: Maybe you're afraid of sinking, Don't think about it. If you don't think about it, you won't sink. If you do, you will.

Don't make a fuss about a world war. At most, people die... Half the population wiped out - this happened quite a few times in Chinese history... It's best if half the population is left, next best one-third.

Communists should be the most farsighted, the most self-sacrificing, the most resolute, and the least prejudiced in sizing up situations, and should rely on the majority of the masses and win their support.