“Our intelligence cannot wall itself up alive, like a pupa in a chrysalis. It must at any cost keep on speaking terms with the universe that engendered it.”

“Work usually follows will.”

“Action may not always bring happiness, but there is no happiness without action. ”

“We must judge the tree by its fruit. The best fruits of the religious experience are the best things history has to offer. The highest flights of charity, devotion, trust, patience, and bravery to ...”

“The greatest discovery of any generation is that a human can alter his life by altering his attitude.”

“A great many people think they are thinking when they are merely rearranging their prejudices.”

“I am all in a sea of wonders. I doubt; I fear; I think strange things, which I dare not confess to my own soul.”

“If you take too long in deciding what to do with your life, you'll find you've done it.”

“Fear and doubt are major stampeders.”

“The truth." Dumbledore sighed. "It is a beautiful and terrible thing, and should therefore be treated with great caution.”

“The truth is rarely pure and never simple.”

“Never tell the truth to people who are not worthy of it.”