The first and only comprehensive examination of the universal but widely misunderstood practice of grudge-holding that will show you how to use grudges to be your happiest, most optimistic, and most f
NAMED ONE OF THE 100 MUST-READ BOOKS OF THE YEAR BY TIME MAGAZINE“A cheerful, mischievous rebuke to all that spiritual sincerity and floaty nonattachment and sugary loving kindness” (The Wall Street J