Greatness inspires envy, envy engenders spite, spite spawns lies.

I'm a what?" gasped Harry. "A wizard, o' course," said Hagrid, sitting back down on the sofa, which groaned and sank even lower, "an' a thumpin' good'un I'd say, once yeh've been trained up a bit. With a mum an' dad like yours, what else would yeh be?

Twitchy little ferret, aren't you, Malfoy?

I DON'T CARE!" Harry yelled at them, snatching up a lunascope and throwing it into the fireplace. "I'VE HAD ENOUGH, I'VE SEEN ENOUGH, I WANT OUT, I WANT IT TO END, I DON'T CARE ANYMORE!

Harry, Cedric, I suggest you both go up to bed," said Dumbledore, smiling at both of them. "I am sure Gryffindor and Hufflepuff are waiting to celebrate with you, and it would be a shame to deprive them of this excellent excuse to make a great deal of mess and noise.

Failure is not fun. It can be awful. But living so cautiously that you never fail is worse.

Voldemort himself created his worst enemy, just as tyrants everywhere do! Have you any idea how much tyrants fear the people they oppress? All of them realize that, one day, amongst their many victims, there is sure to be one who rises against them and strikes back!