摘要: A famous cartoon in The New Yorker magazine shows a large computer with two scientists standing excitedly beside it. One of them holds his hand the tape just produced by machine, while other gapes at message printed on In clear letters, it says, "Cogito, ergo sum," Cartesian phrase, "I think, therefore I am." My next has not yet been drawn. It is fantasy my part. it, patient, wild eye and hair end, lying couch psychiatrist's office talking to an analyst, who obviously machine. analyst-machine saying, "Of course I'm human-aren't you?"1 These cartoons are way suggesting threat which increasingly perceived continuity between man machine poses us today. this topic that wish deal now, approaching terms what shall call "fourth discontinuity." order, however, explain mean discontinuity," must first place term historical context.