William Somerset Maugham. Ashenden, or the British agent (№ 16048)

... wandered through the streets, looking around not the eyes of a tourist, who looks for what are supposed to admire, and not the eyes of a writer who is looking for her everywhere (and maybe in the colours of the sunset to find a beautiful phrase or in the counter person to guess the character), and the eyes of the tramp, for which, whatever happens, all makes complete sense.