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.

In NASCAR, you don't have to be as physically strong as in some other forms of racing. You've just got to be able to endure the heat and endurance of it.

Because the sport has changed, competition is not only stronger but it's deeper throughout the field than it's ever been. It's harder to win.

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 want to race as long as I'm having fun, it's competitive and healthy, and who knows when that, you know, date comes when that's not happening anymore.

Our fans would never waste good beer by pouring it on us.

I thought long and hard about my future this past year and during the offseason, and I've decided 2015 will be the last time I compete for a championship.