So I always felt free, in fact, I felt encouraged when I had a disagreement to step forward and make my case.

所以我总觉得很自由，事实上，我觉得经常被鼓励提出不同意见,站出来，陈述自己的观点。

普林斯顿公开课 - 国际座谈会课程节选

so that's always something to look forward to when I go there.

所以我每次去都很盼着这个。

纽约很棒 - SpeakingMax英语口语达人

That's all he had to work with But, science doesn't always move forward.

那就是他的研究,但是，科学并不是一直前进的。

麻省理工公开课 - 固态化学导论课程节选