To eat, to speak, to sing (need we add: to kiss?) are operations which have the same site of the body for origin.
Roland BarthesThe photograph is literally an emanation of the referent. From a real body, which was there, proceed radiations which ultimately touch me, who am here; the duration of the transmission is insignificant; the photograph of the missing being, as Sontag says, will touch me like the delayed rays of a star.
Roland BarthesWhat the Photograph reproduces to infinity has occurred only once: the Photograph mechanically repeats what could never be repeated existentially.
Roland Barthes