Three doctors arrived in heaven. St. Peter asked them why they should be let into heaven.

　　The first doctor said,″Because I won the Nobel Peace Prize for my work.″ St. Peter let him in.

　　The second doctor said, ″I haven't won any prizes, but I've started free clinics and helped those in need forfree.″ St. Peter let him in.

　　The third doctor said, ″I'm responsible for all the hospitals across the United States.″

　　St. Peter thought about it for a minute and said, ″OK,I'll let you in, but you will be responsible for your safety!″

　　3位医生到了天堂。圣彼得问他们，为什么他们能进入天堂。

　　第一个医生回答因为我获得过诺贝尔和平奖。圣彼得让他进了天堂。

　　第二个医生回答我没得过什么奖，但我开设过免费门诊，免费治病。圣彼得让他进了天堂。

　　第三个医生回答我负责管理美国所有的医院。

　　圣彼得思考了一分钟，说，好吧，我让你进去，但你要为自己的安全负责!