There are defense mechanisms, there are biological instincts, neurosis-- and if you understand these very often dark forces, were better able to deal with life: understand as well as improve the quality of life.

还有防卫机制，人类本能论，神经症-,如果你理解这些黑暗势力，就能更好地处理生活：,了解并改善生活质量。

哈佛公开课 - 幸福课课程节选

He brings with it important benefits and in the passage that I'm referring to, he defines himself as a gadfly, everyone will remember that, the gadfly who improves the quality of life in the city.

他强调能带来显著好处,在我将引用的段落中，他自称是只牛虻，众人都将铭记，是牛虻改善了,城邦的生活质量。

耶鲁公开课 - 政治哲学导论课程节选