It must not be inferred that either Warren, Proudhon, or Marx used exactly this phraseology, or followed exactly this line of thought, but it indicates definitely enough the fundamental ground taken by all three, and their substantial thought up to the limit to which they went in common.
And, lest I may be accused of stating the positions and arguments of these men incorrectly, it may be well to say in advance that I have viewed them broadly, and that, for the purpose of sharp, vivid, ...