I enjoy his old comedy records, but a lot like Richard Pryor his act didn't advance with the times, but his non sequitur style did notably for Mitch Hedburg. Funny man, none the less. I enjoyed his episodes on Mork and Mindy, and Scooby Doo.
George Carlin wrote:
I think it’s the duty of the comedian to find out where the line is drawn and cross it deliberately.