And they end this paper with the following quote: "It may be that trying to be happier is as futile as trying to be taller " and is therefore counterproductive."

论文用以下这句话作结尾：,“想变得更快乐,和想变高一样徒劳,只会适得其反“

哈佛公开课 - 幸福课课程节选

And I still have that question So that's something that kind of troubles me I had not seen the Afghan National Army as being national as much as I wanna it to be Yeah. Therefore when the time comes they may not do what President Karzai wants them to do?

我始终没搞清楚这个问题,这个问题一直困扰着我,我没有看到过阿富汗国防部队,如我所期待的那样具有民族意识,所以如果在危难时刻,他们有可能不听从卡尔扎伊的指挥？

普林斯顿公开课 - 国际座谈会课程节选