The first ingredient in conversation is truth, the next good sense, the third good humor, and the fourth wit.
In truth, politeness is artificial good humor, it covers the natural want of it, and ends by rendering habitual a substitute nearly equivalent to the real virtue.
HUMOR, POLITENESS IS ARTIFICIAL GOOD HUMOR
Humor expands our limited picture frame and gets us to see more than just our problem.
HUMOR, EXPANDS OUR LIMITED PICTURE FRAME
A person without a sense of humor is like a wagon without springs. It's jolted by every pebble on the road.
There is no defense against adverse fortune which is so effectual as an habitual sense of humor.
HUMOR, DEFENSE AGAINST ADVERSE FORTUNE