I think fear is what keeps us from going over the edge. I mean, as a race car driver, I don't think what makes a good race car driver is a fearless person. I think it's somebody that is comfortable being behind the wheel of something that's somewhat out of control.

I'm not a robot; I have a personality and I have emotions. I have a humorous side to me and an angry side to me.

I don't feel like I've really changed. Maybe I have let people see more of me than in the past.

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Either you focus, or you hit something really hard.

You may be leading, then you might be at the back of the pack trying to work your way up. It's just a constant reminder not to give up, and to know that God, in my mind, is really in control.

You know, sometimes guys work with other guys because they're buddies off the track, not necessarily because they're buddies on the track. Sometimes you've got that going against you or for you.