Know why people run marathons? …Because running is rooted in our collective imagination, and our imagination is rooted in running. Language, art, science; space shuttles, Starry Night, intravascular surgery; they all had their roots in our ability to run. Running was the superpower that made us human — which means its a superpower all humans posses.

'I can't' are two words that have never been in my vocabulary. I believe in me more than anything in this world.

For years, I believed that anything worth doing was worth doing early. In graduate school, I submitted my dissertation two years in advance. In college, I wrote my papers weeks early and finished my thesis four months before the due date. My roommates joked that I had a productive form of obsessive-compulsive disorder.

I've only suffered writer's block badly once, and that was during the writing of Chamber of Secrets. I had my first burst of publicity about the first book and it paralysed me. I was scared the second book wouldn't measure up, but I got through it!

I can't give up. It's a rap thang. And I ain't goin back to the crack game.

Good tired, ironically enough, can be a day that you lost. But you won’t even have to tell yourself, because you knew you fought your battles, you chased your dreams, you lived your days. And when you hit the hay at night, you settle easy, you sleep the sleep of the just, and you can say, “Take me away.