Both for the production on a mass scale of this communist consciousness, and for the success of the cause itself, the alteration of men on a mass scale is necessary, an alteration which can only take place in a practical movement, a revolution; this revolution is necessary, therefore, not only because the ruling class cannot be overthrown in any other way, but also because the class overthrowing it can only in a revolution succeed in ridding itself of all the muck of ages and become fitted to found society anew.

When the train of history hits a curve, the intellectuals fall off.

The wealthy man is the man whois much, not the one who has much

I am stretching out this volume, since those German dogs estimate the value of books by their cubic contents.

A heavy progressive or graduated income tax.

The meaning of peace is the absence of opposition to socialism.

Russia is a name usurped by the Muscovites. They are not Slavs; they do not belong to the Indo-Germanic race at all, they are des intrus [intruders], who must be chased back across the Dnieper, etc.