"It never, however, drove him to the extremity of trying to find a regular job. As he makes clear in Mein Kampf, he had the petty bourgeoisie's gnawing fear of sliding back into the ranks of the proletariat, of the manual laborers--a fear he was later to exploit in building up the National Socialist Party on the broad foundation of the hitherto leaderless, ill-paid, neglected white-collar class, whose millions nourished the illusion that they were at least socially better off than the "workers."