'A shortcut to boosting your joy.' Oprah Winfrey'Accessible and instantly rewarding.' Guardian'The best self-help book of 2022. This is the book everyone needs to read.' Independent_____________________________________When did you last feel exhilarated and light-hearted?When did you last feel fully alive?When did you last have fun?In our always-on, tech-addicted lifestyles, the pursuit of fun has ...