Lewis Black:  My father worked for the government for a number of years , retired at the age of 55 , and then at the age of 60 , began to paint , and he painted until he was _ 83 _ , at which time , he quit painting . And I said , " Why have you stopped ? " , and he said , one of the greatest things I 've ever anyone who 's done art say , " I 've run out of ideas . "