The young man who has not wept is a savage, and the older man who will not laugh is a fool.

A young man who isn't a socialist hasn't got a heart; an old man who is a socialist hasn't got a head.

The young man who has not wept is a savage, and the old man who will not laugh is a fool

When you're a young man, Macbeth is a character part. When you're older, it's a straight part.

When a young man complains that a young lady has no heart, it's pretty certain that she has his.

Go West, young man.