The indispensable new work from the author of the international and Sunday Times bestseller The Art of Thinking Clearly Have you ever... * Spent too long on a powerpoint presentation? * Lost sight of what makes you happy? * Failed to reach a long-term goal? * Become infuriated by queuing, tax or parking tickets? * Broken a promise you knew you'd keep? Since the dawn of civilization, we've been asking ourselves what it means to live a good life: how should I live, what will truly make be happy, how much should I earn, how should I spend my time? In the absence of a single simple answer, what we need is a