Carl Hiaasen is the author of fourteen previous novels, including the best sellers Bad Monkey, Lucky You, Nature Girl, Razor Girl, Sick Puppy, Skinny Dip, Star Island, and five best-selling children's books, Chomp, Flush, Hoot, Scat, and Skink. His most recent work of nonfiction is Dance of the Reptiles, a collection of his columns from The Miami Herald. Here are four pieces of advice from his book, Assume the Worst: The Graduation Speech You'll Never Hear.