This document provides an overview and summary of the book "Life 101" by Peter McWilliams. It discusses how the book contains life lessons and insights that people wish they had learned in school but did not. The book is separated into five parts that cover introductions to life, advanced learning tools, lessons from influential people, tools for achieving goals, and finding joy. It aims to present hundreds of techniques and suggestions for the reader to consider and apply if useful to their own life and journey of self-discovery. The overview emphasizes that life is about doing, learning and enjoying, and that we are lifelong learners.