Rafael Yglesias' autobiographical novel he too was a literary wunderkind who met and married a vivacious beauty named Margaret, and then lost her, devastatingly, to cancer dovetails in alternating chapters the beginning and end of a 30-year marriage. But A Happy Marriage is far from a nuptial hagiography. He recounts the triumphs and failures of a well-matched relationship with raw, often brutal honesty. Any 21-year-old can rhapsodize over the curves of his beloved's cheekbones; it's the decades that follow battered by infidelity, altered by age and circumstance, ravaged by disease that reveal both the limits and transcendence of a true, lasting love. A–

