With a laser eye, witty intelligence, and nimble hands, Rachel Lambert Mellon, known as “Bunny,” fostered her life as an art form. Painted flowers bloomed as real ones in her gardens. Aroused by her imagination, Jean Schlumberger designed jewels drawn from every aspect of nature. Bunny said “I know what I want to get done.” Mac Griswold, her biographer, shares how much Bunny knew.