Leon Trotsky,
The Lessons of October — Chapter 8…
(1937)
“ The bourgeoisie would bide its time to seize a favorable moment when it could profit from the movement of the lower classes, throw its whole social weight into the scale, and so seize the state power. The proletarian revolution is precisely distinguished by the fact that the proletariat—in the person of its vanguard—acts in it not only as the main offensive force but also as the guiding force. ”
