Workers – men and women – of all countries, place yourselves under the banner of the Fourth International. It is the banner of your approaching victory!

Only in the Fall of 1924 did [Joseph] Stalin discover that it is especially Russia, as distinguished from other countries, which can by its own forces build up a socialist society.

The usages and methods of warfare are thus determined by changing circumstances and, therefore, they themselves can in nowise be eternal.

Dialectical thought is related to vulgar thinking in the same way that a motion picture is related to a still photograph. The motion picture does not outlaw the still photograph but combines a series of them according to the laws of motion.

Life is beautiful. Let the future generations cleanse it of all evil, oppression, and violence, and enjoy it to the full.

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.

Fascism is nothing but capitalist reaction...