When It Comes to Comedy, He's 'All In' - 2007-10-18

Jerry Seinfeld on his commitment to comedy and how martial arts training helped prepare him for marriage
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.
Wikipedia cite:
{{cite news | title = When It Comes to Comedy, He's 'All In' | url = http://www.parade.com/celebrity/articles/071017-jerry-seinfeld-2.html | work = Parade | date = October 18, 2007 | accessdate = January 14, 2017 }}