He also faced a difficult situation in his personal life.

VOA: special.2009.04.23

So, we know ourselves that our behavior is due to a complicated cluster of the situation and our personal natures.

我们知道我们的行为是由于,一连串复杂的情况和我们的个人本性。

耶鲁公开课 - 心理学导论课程节选