On the other hand, if somebody says, "Somebody call the police," well, I got things to do and so diffusion of responsibility explains both when we're willing to do terrible things and also when we're willing to help people who are in trouble.

但是如果有人叫，“来人，快报警”,“我有事要忙”,责任分散,既能解释我们在什么情况下会干坏事,也能解释我们在什么情况下会帮别人。

耶鲁公开课 - 心理学导论课程节选

Don't just stop in the middle of the street because everyone is coming right behind, and it's going to cause a problem.

请不要停留在街道中央，因为街上人来人往，
你的停留是会惹麻烦的。

在纽约的感受 - SpeakingMax英语口语达人

And it's great to people watch.

看人来人往的感觉很不错。

联合广场呢 - SpeakingMax英语口语达人