eragon

"First, let no one rule your mind or body. Take special care that your thoughts remain unfeterred. One may be a free man and yet be bound tighter than a slave. Give men your ear, but not your heart. Show respect for those in power, but don't follow them blindly. Judge with logic and reason, but comment not.

"Consider none your superior, whatever their rank or station in life. Treat all fairly or they will seek revenge. Be careful with your money. Hold fast to your beliefs, and others will listen." He continued at a slower pace, "Of affairs of love...my only advice is to be honest. That's your most powerful tool to unlock a heart or gain forgiveness. That is all I have to say."

Uncle Garrow to Eragon and Roran, just before Roran left for his own life, from the book Eragon by Christopher Paolini