"When truth tellers do appear among us, we kill them," says Daniel C. Maguire, a professor at Marquette University. "History is splattered with truth tellers' blood." In this lecture, Maguire asserts that humans crave self-deception and cheating -- in fact, it's one of our darkest attributes. Luckily, he provides three avenues to hope: stories, "shock therapy" and humor. Watch Maguire as he unfolds his plan to save humanity, a species already on the verge of extinction.