"He is very engaged, he is very knowledgeable.

VOA: standard.2009.10.14

Through experiences of positive emotions, people transform themselves, becoming more creative, knowledgeable, resilient, socially integrated, " and healthy individuals."

通过体验积极情绪，人们实现改变，变得更有创造力，更博学，适应性更强，更易融入社会，获得更健康的人格“

哈佛公开课 - 幸福课课程节选

But it was easy to do because they were so knowledgeable now of focusing on nature.

但这其实很容易,因为他们已经学会如何欣赏自然。

麻省理工公开课 - 媒体、教育、市场课程节选