Name: Marcia PatmosLocation: Boerum Hill, Brooklyn — New YorkSize: 750 square feetYears lived in: 13 — owned Three shades of gray (from pearly to charcoal) that define and ground, personal art hand-picked to delight, and an island forever banished to unlock a room’s worth of living potential, all in a thoughtful, smart, economical and collaborative facelift that reshaped the space, but not the spirit, of a Brooklyn brownstone.