Ten minutes of genuine belly laughter had an anesthetic effect and would give me at least two hours of pain-free sleep.

Ten minutes of genuine belly laughter had an anesthetic effect and would give me at least two hours of pain-free sleep.

十分钟发自内心的捧腹大笑会产生一种麻醉效果，让我至少有两个小时的无痛睡眠。

-- Norman Cousins 卡森斯