美国著名心理学家加德纳曾经做过一个试验:让一个死囚躺在行刑床上,并告诉他将被执行死刑,然后用手术刀的刀背在他的手腕上划了一下,接着把事先准备好的一个水龙头打开,让水龙头向床下的一个容器里滴水,伴随着由快到慢的滴水声,那个死囚昏了过去。病房里,一个生命垂危的病人从 Gardner, a famous American psychologist, once did a test: a dead prisoner was placed on a bed of execution and told that he would be executed. Then he used a scalpel knife to draw a mark on his wrist, and then he prepared it in advance. One of the faucets opens, allowing the faucet to drip into a container under the bed. With the dripping water from the fast to the slow, the dead prisoner faints. A dying patient from the ward