You don’t need more decor. You need one portrait with teeth. This 1909 Klimt reproduction stares back from a dark, shadowy ground a real face, not a polite decorative one. The room around it quiets down. Walls feel deeper, lamps feel warmer, the furniture looks more considered. Hang it above a sideboard, a writing desk or a fireplace in a study, snug living room or hallway with low lamplight rather than overhead glare. It pairs well with velvet, aged leather, dark walnut, brass and a single antique rug. Skip anything fussy beside it galleries of small florals, pastel quotes or cheerful kitchen prints will fight its mood. One strong piece, one good lamp, done.