“No man ever steps in the same river twice, for it's not the same river and he's not the same man.”

“All are one”

“People do not know how what is at variance agrees with itself. It is an attunement of opposite tensions, like that of the bow and the lyre.”

“All is flux”

“Other men are unaware of what they do when they are awake just as they are forgetful of what they do when they are asleep.”

“The unlike is joined together, and from differences results the most beautiful harmony.”

“Stupidity and wisdom meet in the same centre of sentiment and resolution, in the suffering of human accidents.”

“If this man had not twelve thousand a year, he would be a very stupid fellow.”

“There are only 2 paths to happiness in life. Utter Stupidity or Exceptional Wealth.”

“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.”

“The fool doth think he is wise, but the wise man knows himself to be a fool.”

“The secret of life, though, is to fall seven times and to get up eight times.”

“It is the mark of an educated mind to be able to entertain a thought without accepting it.”