Hopefully within two years, probably not next year, but within two years, there will be positive psychology class offered, but I certainly cannot guarantee it.

但愿两年内，明年可能性不大，但是两年内，学校会再次开设积极心理学课程，但我无法保证。

哈佛公开课 - 幸福课课程节选

Again,getting rid of the negative does not guarantee us the positive, which is why already in the 1940s, wrote that most men lead lives of quiet desperation.

再强调一次，摆脱消极,不能保证我们变得积极，因此早在19世纪40年代，认为，大多数人都活在沉默的压抑中。

哈佛公开课 - 幸福课课程节选