Taunting Death ... means pitting oneself against a wily enemy who cannot lose.

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

Dumbledore paused, and although his voice remained light and calm, and he gave no obvious sign of anger, Harry felt a kind of chill emanating from him and noticed that the Dursleys drew very slightly closer together. “You did not do as I asked. You have never treated Harry as a son. He has known nothing but neglect and often cruelty at your hands. The best that can be said is that he has at least escaped the appalling damage you have inflicted upon the unfortunate boy sitting between you.

I think they thought it was very arrogant of me to write the end of my seven books series when I didn't have a publisher and no-one had heard of me

Everyone queue up!' Malfoy roared to the crowd. 'Harry Potter's giving out signed photos!

Failure is so impor - it doesn't get spoken about enough. We speak about success all the time.

How’s Norbert doin’?” Norbert?” Charlie laughed. “The Norwegian Ridgeback? We call her Norberta now.” Wha—Norbert’s a girl?