"That's why I'm involved." Watching a loved one fade away, Reagan says, "is a uniquely painful experience".

VOA: standard.2009.12.04

However, in our culture today, we don't give ourselves the permission to be human, the freedom to experience these painful emotions as well.

然而在当今的文化中，我们不准许自己为人，也没有体会痛苦情绪的自由。

哈佛公开课 - 幸福课课程节选

It's that people who experience painful emotions but are all in the same time able to shift themselves, their consciousness, their thinking, their experience to the positive more readily.

那些人经历痛苦情绪,但同时能够更好地，把自己，他们的意识，思想，他们的感受向积极方向转移。

哈佛公开课 - 幸福课课程节选

And what will happen is as a result, I experience sadness, because that is what I am thinking about, and sadness-- a painful emotion, not a positive emotion-- leads to further narrow and constrict.

结果就是，我感觉悲伤，因为我一心只想那个，悲伤-,是一种痛苦的情绪，一种消极情绪-,导致进一步的收窄缩紧。

哈佛公开课 - 幸福课课程节选