Perfume has a good smell that spreads as the air moves. The name is either a metonym for 1) the person's reputation, what other people think of him. Here the speaker says that people always think that the hearer is a good person, or 2) the person himself. (See: [[rc://en/ta/man/jit/figs-simile]] and [[rc://en/ta/man/jit/figs-metonymy]])