Why do we laugh and smile? Discover elegant systems of humor, and learn essential skills and perspectives that can be applied by anyone, everywhere. Humor is a big subject. Learn all about it in 20-minute chapters, which layer in new elements on an effective learning path toward mastery. With an emphasis on fundamentals, this book weaves a big idea into our lives: that smiling and laughing are understandable, and much larger than simply comedy. Written for a time characterized by loneliness, alienation, and big dreams, this book provides critical intellectual tools for anyone looking to overcome challenges, build great things, and brighten the future.