The basis of tragedy is man's helplessness against disease, war and death; the basis of comedy is man's helplessness against vanity (the vanity of love, greed, lust, power).
Bio: James Benson "Jim" Irwin was an American astronaut, aeronautical engineer, test pilot, and a United States Air Force pilot. He served as Lunar Module Pilot for Apollo 15, the fourth human lunar landing.