早稲田政経2016 I
[1] Would You Kill the Fat Man? is the title of a recent book about a set of moral problems that philosophers like to ponder, and psychologists to put to their experimental subjects. In the standard form, you are on a bridge overlooking a railway track. You see a trolley speeding along the track and, ahead of it, five people tied to the rails. Can these five be saved? There is a very fat man leaning over the railing watching the trolley. If you were to push him off the bridge, he would tumble down and smash onto the track below. He is so obese that his bulk would bring the trolley to a shuddering halt. Sadly, the process would kill the fat man. But it would save the other five. (You cannot stop the trolley by jumping yourself; only the fat man is heavy enough.) Would you kill the fat man? Most people are shocked by the idea of pushing the man to his death. But alter the scenario a bit, and reactions change. People are more likely to pull a lever that would switch the trolley onto ...