"Marx felt that the job of the proletariat was to be that of the tool. For Marx, the proletariat is ‘the material weapon of philosophy.’ In order to bring the proletariat into line he must first know it, and lean how to manage it. But his contempt for it, his hatred for the ‘petits grands hommes,’ is obvious by his constant referral to ‘the rabble,’ ‘the emigrant scum,’ ‘the rotten emigrant swine,’ ‘the toads.’ Marx asked Engels, “What is this rabble good for if it forgets how to fight?’"