• You've got this policy tool of interest rates but once it hits zero you're out of business.

    你拥有利率这一政策工具,但是一旦利率达到零点,你便失业了。

    耶鲁公开课 - 金融市场课程节选

  • Well, it would be useful because if I could take cells from the skin, find stem cells in the skin and then de-differentiate them so that they were now capable of becoming liver, or brain, or things that they're not going to become in their normal site, then that could be a very powerful tool for medicine.

    这是因为,如果我能取一些皮肤细胞,找一些皮肤干细胞,并将它们去分化,那它们就能分化成肝脏,大脑或其他一些,它们原本分化不出来的细胞,这可以成为一个医学利器

    耶鲁公开课 - 生物医学工程探索课程节选

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