He also sees diplomacy as not succeeding and insufficient to persuade Iran or to stop Iran from going nuclear, And I think he will be showing his frustration to President Obama that what the U.S.administration is trying to do now is too late and not enough."

VOA: standard.2010.06.29

However I've met many grad students with me or students when I was a tutor who express their frustration to me.

,我与许多研究生相处过,或当导师时的学生,学生曾跟我谈及他们的困扰。

哈佛公开课 - 幸福课课程节选

But even if you do survive-- let's the ground floor-- even if you do survive, you would lead a life of constant frustration-- refusing to accept something that is there whether you like it or not.

即使你幸存下来-,比如你在一楼-,就算你真得幸存下来，你的生活将是处处受挫-,拒绝接受现实事物,不论你喜欢与否。

哈佛公开课 - 幸福课课程节选