Harry Potter and the Sorcerer's Stone

"I am a teacher, not a miracle worker."

"Your destiny is not what you make of it, but what is made of you."

"The best lies are mixed with truth."

"You are not special, Potter. You are simply lucky."

"Potions are far more useful than any Defense Against the Dark Arts."

"The castle knows things of which you are utterly unaware."

"A true master of his craft never wastes a single gesture."

"Loyalty is bought with gold and secured with fear."

"I do not expect you to understand, nor do I care if you do."

"Fear is the greatest teacher."

"Excellence is not a skill, it is a habit."

"Your arrogance will be your downfall."

"The greatest power lies not in dark magic, but in understanding."

"You must learn to master your emotions before they master you."

"Ambition without wisdom is the path to destruction."

"There are fates worse than death."

"The past haunts us all, Potter. Some more than others."

"You will learn respect, if nothing else, in my classroom."

"I have seen what love can do, and it is both powerful and dangerous."

"The desire for power leads to darkness, and darkness to ruin."

"Your mother had a gift for magic, shame you did not inherit it."

"Weakness is something to be conquered, not tolerated."

"It is our choices that show what we truly are."

"Magic requires discipline and control, something you seem to lack entirely."

"Dementors are foul creatures, even by the standards of the Dark Arts."

"The value of a man is not determined by his appearance."

"Silence is more important than speech."

"You have failed to learn the fundamental thing, which is that you must try."

"I have nothing more to say to you, Potter."

"Knowledge is like a treasure. It must be guarded carefully."