His father was an alcholic who failed repeatedly. He couldn’t keep a job, partly because of his own inability, sometimes because of misfortune. He tried farming but failed there, too. But he never gave up. Neither did his son, Frederick Dent Grant. The father, of course, was later a famous general and president of the United States, a man scorned by historians and contemporaries. But when Ullysses Grant was dying, his son gave up all he had to be with him.