The sense of humor has other things to do than to make itself conspicuous in the act of laughter.
HUMOR, CONSPICUOUS IN THE ACT OF LAUGHTER
You may not be able to change a situation, but with humor you can change your attitude about it.
Smiling is definitely one of the best beauty remedies. If you have a good sense of humor and a good approach to life, that's beautiful.
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
The first ingredient in conversation is truth, the next good sense, the third good humor, and the fourth wit.