THURGOOD MARSHALL SMOKED three packs of cigarettes a day. By mid-June of 1946, however, Marshall’s body was failing him. He was drinking steadily and not getting much sleep, and his constant travel to Columbia, Tennessee, where temperatures soared over a hundred degrees, had left him exhausted, with no time for exercise—not that he’d ever shown any interest in exercise. Nor did his preferred diet of fried food and red meat do him any favors. He was laughing less, talking in muted tones, and to friends and associates, he was not himself. Sensing something might be amiss with his health,