AMERICANS like to think of themselves as martyrs to work. They delight in telling stories about their punishing hours, snatched holidays and ever-intrusive BlackBerrys.

• 美国人总喜欢自诩自己为工作奉献一切。他们对自己饱受折磨的工作时间、被挤榨的假期以及时不时打扰黑莓手机津津乐道。