The concept of amor fati, Latin for love of fate, represents one of the most psychologically demanding and philosophically sophisticated ideas in the Stoic tradition. It is not merely the acceptance of what happens, which is difficult enough. It is not merely the absence of complaint about adverse circumstances, which is already a considerable achievement. Amor fati is the active embrace of everything that happens as necessary, valuable, and ultimately good, not in spite of its difficulty but because of its place in the larger order of things. It is the transformation of resignation into affirmation, of tolerance into love....