Jerry Seinfeld is a comedian who failed before having much success. When he was young and went to his first show, he froze on stage and they kicked him out. Seinfeld knew he wanted this to be his career, so he went back, made the crowd laugh and continued comedy the rest of his life.
Jeanne Moreau is a french actress who was told that she was not pretty enough to be in movies. The casting director was wrong because she has been in nearly 100 movies and shows. Moreau has won plenty of awards for her films.