Hollis Sigler is an unapologetic romantic. Her paintings are openhanded gestures of emotion, pictographs of the dramas played out in the recesses of our hearts. Like some duenna of despair, Sigler squires these over-determined episodes into being. She captures the small moments when the awful and wondrous enormity of what it means to live and to love reveals itself in a flash, when the alienation and disillusionment that are our necessary lot become suddenly palpable. There are no human figures in the 12 small paintings that make up the series entitled “The Angry Heart,” (all works 1989), yet