When you're used to being prepared to reject conventional wisdom, it leaves you open to learn more.
Mayim Bialik
Experience - the wisdom that enables us to recognise in an undesirable old acquaintance the folly that we have already embraced.
Ambrose Bierce
When you doubt, abstain.
The result showed the wisdom of your orders.
John Bigelow
The wheel that squeaks the loudest is the one that gets the grease.
Josh Billings
Honesty is the rarest wealth anyone can possess, and yet all the honesty in the world ain't lawful tender for a loaf of bread.
Learning sleeps and snores in libraries, but wisdom is everywhere, wide awake, on tiptoe.
Wisdom has never made a bigot, but learning has.
A man begins cutting his wisdom teeth the first time he bites off more than he can chew.
Herb Caen
Above all, you must fight conceit, envy, and every kind of ill-feeling in your heart.
Abraham Cahan