Bill Burr knows exactly where his sense of humor comes from. He learned at an early age that if he could make people laugh, then they'd be less likely to hurt him. "I am a mess of a human being, still, this far into life. ... But it makes for good comedy," he says. The comic talks with Terry Gross about processing his abusive childhood, a therapeutic mushroom trip, and why he's angry at liberals. His new Hulu stand-up special is called Bill Burr: Drop Dead Years.

Hear an extended version of this interview on YouTube.