I believe this article was published in 2007:
“I last really studied, oh, it’s almost 30 years ago. But what I did do, I really liked, in terms of it’s very...it was interesting. Believe it or not...it’s extremely intellectual and clinical in its approach to problem-solving, which really appealed to me. I actually got to it from my auto mechanics teacher in high school, who was into it, and he was telling me about it. In my early years of stand-up, it was very helpful. I took a couple of courses. One of them was in communication, and I learned some things about communication that really got my act going.”
[p]
"They have a lot of very good technology. That’s what really appealed to me about it. It’s not faith-based. It’s all technology. And I’m obsessed with technology."