So, you're treating healthy people and you're trying to prevent them from getting a disease and you don't know who's going to get it.

所以,你处治的对象是健康人群,要使他们远离疾病,但你不知道谁会被感染

耶鲁公开课 - 生物医学工程探索课程节选

When you ask for the investment rate, you want to know the truth-- how much am I really getting so they don't monkey around here.

当你问投资收益率时,你要知道,我到底能赚多少,所以他们不再偷懒

耶鲁公开课 - 金融市场课程节选