I have a friend who's a social psychologist who told me a story once that really made me very nervous, although she's fine.

我有一个社会心理学家朋友,她曾经给我说过一个故事,让我很紧张，虽然她现在一切都好。

耶鲁公开课 - 心理学导论课程节选

They're very courageous. They deal with tension.

有胆识，能够很好地应对紧张情绪。

斯坦福公开课 - 扎克伯格谈Facebook创业过程课程节选