"In our travels, we have come across many equations — math for understanding the universe, for making music, for mapping stars, and also for tipping, which is important. Here is our favorite equation: Us plus Them equals All of Us. It is very simple math. Try it sometime. You probably won’t even need a pencil."

“I'm one of those people who has to write. If I don't write, I feel itchy and depressed and cranky. So everybody's glad when I write and stop complaining already.”

“I'm related to Davy Crockett on my mom's side. Honest.”

“These are hard times. The world hurts. We live in fear and forget to walk with hope. But hope has not forgotten you. So ask it to dinner. It's probably hungry and would appreciate the invitation.”

“My dad was a Presbyterian minister. Yes, I am one of those dreaded P.K.s — Preacher's Kids. Be afraid. Be very afraid…”

“My favorite word is "redemption." I like both its meaning and the sound. My least favorite word is "maybe." "Maybe" is almost always a "no" drawn out in cruel fashion.”

“I have an artificial left eye. I lost my real eye in a car accident when I was eighteen. In fact, I had to have my entire face rebuilt because I smashed it up pretty good. It took six years and thirteen surgeries. However, I did have the pleasure of freezing a plastic eyeball in an ice cube, putting it in a friend's drink, and watching him freak completely. Okay, so maybe that's not going down on my good karma record. But it sure was fun.”