Through stories, domestic insights from Zelie's correspondence, and running commentary on their faith and family, we see in vivid detail how Louis and Zelie created a joyful Catholic home amid the daily stresses of ordinary life with their children.

    

    He was already a TV sensation as the benign extraterrestrial Mork from Ork on Mork & Mindy and had starred as a comic-strip sailor in Popeye. But that Tonight Show stint revealed the distilled form of Williams' unique genius in stand-up comedy and his visits with Carson, Dick Cavett, David Letterman, Jay Leno and the other late-night lions. This TIME Spotlight Story explores The Heart of Comedy, Mr, Robin Williams.