You can have relatively high levels of class consciousness with a lower level of class militancy than one would have expected.

Factions are a sign of illness in a party.

You need a vanguard organization in order to overcome the dangerous potential brought about by the uneven development of class militancy and class consciousness.

Revolution is an instrument, like a party is an instrument.

You cannot make a socialist revolution without really trying.

There is a process of social and of political differentiation going on in the real working class all the time.

Precisely because Marx was convinced that the cause of the proletariat was of decisive importance for the whole future of mankind, he wanted to create for that cause not a flimsy platform of rhetorical invective or wishful thinking, but the rock-like foundation of scientific truth.