I think what part of Sustain Dialogue does and just being in community with people it also challenges you. -It does.

我觉得，“持续对话“所做的部分活动,和与你不同的人在一起交流,这很有挑战性，-的确。

普林斯顿公开课 - 人性课程节选

I really wanted a small, sort of community-focused program,

我希望能参与一个规模适中，以社会为重点的课程。

已经成经济学学徒了 - SpeakingMax英语口语达人