In all probability, the proletarian revolution will transform existing society gradually and will be able to abolish private property only when the m… - Friedrich Engels

Naturally, it is in the interest of the trader to be on good terms with the one from whom he buys cheap as well as with the other to whom he sells dear. A nation therefore acts very imprudently if it fosters feelings of animosity in its suppliers and customers. The more friendly, the more advantageous. Such is the humanity of trade. And this hypocritical way of misusing morality for immoral purposes is the pride of the free-trade system.

Some propose mere welfare measures – while others come forward with grandiose systems of reform which, under the pretense of re-organizing society, are in fact intended to preserve the foundations, and hence the life, of existing society. Communists must unremittingly struggle against these bourgeois socialists because they work for the enemies of communists and protect the society which communists aim to overthrow.

Democratic socialists are either proletarians who are not yet sufficiently clear about the conditions of the liberation of their class, or they are representatives of the petty bourgeoisie, a class which, prior to the achievement of democracy and the socialist measures to which it gives rise, has many interests in common with the proletariat. It follows that, in moments of action, the communists will have to come to an understanding with these democratic socialists, and in general to follow as far as possible a common policy with them – provided that these socialists do not enter into the service of the ruling bourgeoisie and attack the communists. It is clear that this form of co-operation in action does not exclude the discussion of differences.