 There, he had difficulty finding a line of work that his college degree would have ensured him, mainly due to his extensive knowledge on the trade being unwelcome by those who could not keep up with his intellect.Robinson continued to refuse jobs sweeping or as a messenger boy, and managed to become a mechanic's assistant instead.Despite continued discrimination and failure to acknowledge his experience from some of his white coworkers, Robinson's skill was noticed and he was promoted to a full mechanic and was given a pay raise.