What he's saying here is the following: "What we have learned over fifty years is that the disease model does not move us closer to the prevention of these serious problems.

他是这么说的：,“五十多年的经验告诉我们，疾病模型,不能让我们更有力地预防,这些严重问题。

哈佛公开课 - 幸福课课程节选

So the problem of infectious disease prevention and treatment isn't solved yet, you know this, right?

传染病预防和治疗的问题,现在仍然没有解决,你们应该了解,对吧

耶鲁公开课 - 生物医学工程探索课程节选

An ounce of prevention is sometimes worth a ton of cure.

有时候一盎司的预防,比得上一吨的治疗。

斯坦福公开课 - 经济学课程节选