The Godfather. Directed by Francis Ford Coppola. With Marlon Brando, Al Pacino, James Caan, Diane Keaton. The aging patriarch of an organized crime dynasty transfers control of his clandestine empire to his reluctant son.
For what it's worth: it's never too late or, in my case, too early to be whoever you want to be. There's no time limit, stop whenever you want. You can change or stay the same, there are no rules to this thing. We can make the best or the worst of it.