We cannot do anything about protons, they are buried in the nucleus, but we can add or subtract electrons.

我们不能改变质子，它们埋藏在原子核内，但是我们能够增加或减少电子。

麻省理工公开课 - 固态化学导论课程节选

But in the meantime you see that we can't mess with conventional systems by imposing the individuality of our will on them and expecting anything to change.

所以，我们不能,以个人的意志改变,一个事物在惯例中的意义。

耶鲁公开课 - 文学理论导论课程节选

And the answer is that-- yes it won't make a difference to our wellbeing but it also doesn't mean that we cannot increase our level of wellbeing.

答案是-,是的，它不会改变我们的幸福水平,但并不意味着,我们不能提升自己的幸福水平。

哈佛公开课 - 幸福课课程节选