Blue Light

Blue LightA man can peel the past from his face but not his hearthe dermatologist was a tall and intelligent fair-haired man who gave the impression that of all the things that exist in the world the one that interested him least was human skin. Twice a year he inspected Fritz Fleischer's epi­dermis—plagued by psoriasis in childhood, then by sun damage in old age—glancingly, barely con­cealing his distaste. Nevertheless, he kept up with the latest devel­opments in the field. "There's a new...