“Don't make the mistake of underestimating your enemies.”

“You can't run from who you are. The best you can do is take who are you are and make the best YOU that you can be.”

“Act with the heart of the warrior.”

“Conduct yourself in a manner that is worthy of respect and don't worry about what others think.”

“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.”