It's hard to be in a bad mood when you're walking around looking like you're about to play the semifinals at Wimbledon.

I got a sense of the amazingness of ordinary life, and I became aware of the marvel that we're around to begin with. I visited a lot of extreme communities, like the Amish, Hasidic Jews, and serpent-handlers. And I was proud, because I think I'm the first person to ever out-Bible-talk a Jehovah's Witness. After four hours, he said, "Okay, I have to go."

Very few people changed the world by sitting on their couch.

More people die on a per mile basis from drunk walking than from drunk driving.

The key to making healthy decisions is to respect your future self. Honor him or her. Treat him or her like you would treat a friend or a loved one.

I thought religion would make me live with my head in the clouds, but as often as not, it grounds me in this world.

Behavior shapes beliefs.