First Lady Michelle Obama has also made a splash on the trip, whether meeting Queen Elizabeth or making an emotional visit to a girl's school in London.

VOA: standard.2009.04.03

It's defined in many ways that "no pain, to gain" paradigm, whether it's education of doctors or in school, as well as generally in the workplace.

它在很多方面定义了“不劳无获，不论是对医生的教育还是在学校，在一般的工作场所也一样。

哈佛公开课 - 幸福课课程节选