To be satisfied with a little, is the greatest wisdom; and he that increaseth his riches, increaseth his cares; but a contented mind is a hidden treasure, and trouble findeth it not.
Akhenaton
Wisdom is the quality that keeps you from getting into situations where you need it.
Doug Larson
A man begins cutting his wisdom teeth the first time he bites off more than he can chew.
Herb Caen
He who devotes sixteen hours a day to hard study may become at sixty as wise as he thought himself at twenty.
Mary Wilson Little
Learning sleeps and snores in libraries, but wisdom is everywhere, wide awake, on tiptoe.
Josh Billings
Never does nature say one thing and wisdom another.
Juvenal
The young man knows the rules, but the old man knows the exceptions.
Oliver Wendell Holmes
Wisdom doesn't necessarily come with age. Sometimes age just shows up all by itself.
Tom Wilson
Now I think the wise thing to do is for us to get another cup of coffee my friend!