He who laughs last is generally the last to get the joke.
Terry Cohen 

He who laughs last thinks slowest.
Seen on a bumper sticker

He who laughs, lasts.
Mary Pettibone Poole 

Humor is the first of the gifts to perish in a foreign tongue.
Virginia Woolf 

If you want anything done well, do it yourself. This is why most people laugh at their own jokes.
Bob Edwards 

In the end, everything is a gag.
Charlie Chaplin (1889-1977) 

Laugh and the world laughs with you. Snore and you sleep alone.
Anthony Burgess 

Laughter is the shortest distance between two people.
Victor Borge 

Learn to laugh at your troubles and you'll never run out of things to laugh at.
Lyn Karol 

Nothing shows a man's character more than what he laughs at.
Johann Wolfgang von Goethe (1749-1832)