The natural scientist must be a modern materialist, a conscious adherent of the materialism represented by Marx, i.e., he must be a dialectical materialist.

The status of women up to now has been compared to that of a slave; women have been tied to the home, and only socialism can save them from this. They will onl…

We have the following of the majority of a class, the vanguard of the revolution, the vanguard of the people, which is capable of carrying the masses with it.

Pacifism, the preaching of peace in the abstract, is one of the means of duping the working class.

All in all, Engels talked so much rot of every kind, that now all the world's academies of science should be directed to rectify his mistakes and idiocies.

[I am persuaded by] the materialist conception of history. [11]

The criterion which we use to test the genuineness of apparent statements of fact is the criterion of verifiability. We say that a sentence is factually signif…