"Science is organized knowledge. Wisdom is organized life."

Often attributed to Immanuel Kant but appears to be from Will Durant, part of Durant's effort to explain Kant's thought (whatever the merits of his analysis, Kant's often impenetrable prose style did not lend itself to bon mots)

"The world is always ready to receive talent with open arms. Very often it does not know what to do with genius. Talent is a docile creature. It bows its head meekly while the world slips the collar over it... It draws its load cheerfully, and is patient of the bit and of the whip. But genius is always impatient of its harness; its wild blood makes it hard to train."

Oliver Wendell Holmes, quoted as "Thought du jour" in Globe & Mail December 4, 2001

"'Pah!' snarled Nikabrik. 'You badgers would have us wait till the sky falls and we can all catch larks.'"

C.S. Lewis Prince Caspian

"There’s an ancient saying: 'The world would be a clean place if we each swept in front of our own doorsteps.'"

Ottawa psychotherapist Dawn Brown quoted by Linda Mondoux in Ottawa Citizen November 22, 2006

“To question a wise man is the beginning of wisdom.”

“German proverb” e-mailed to me without attribution

“Winston had 10 ideas every day, only one of which was good, and he did not know which it was."

General Sir Alan Brooke, Winston Churchill’s chief of staff, quoted by John Keegan in National Post August 29, 2002

 “She stopped. It was time to take the pumpkin out of the pot and eat it. In the final analysis, that was what solved these big problems of life. You could think and think and get nowhere, but you still had to eat your pumpkin. That brought you down to earth. That gave you a reason for going on. Pumpkin.”

The internal monologue of the heroine, Mma Precious Ramotswe, in Alexander McCall Smith The No. 1 Ladies’ Detective Agency

"The smarter you are, the smaller your strike zone."

"Anonymous" quoted as "Thought du jour" in "Social Studies" in Globe & Mail November 4, 2010