These are very deep lesions that go not just on the surface of your skin like a blister would, but down into the dermis or deeper layers of the skins, as well.

这些伤非常深,它们不仅像水泡那样存在于皮肤表面,还深入到真皮层或者皮下更深的地方

耶鲁公开课 - 生物医学工程探索课程节选

How do we enhance the belief in ourselves if there's such high correlation and there's a very high correlation and predictive power to a sense of hope, to a sense of optimism, to beliefs.

如何加强我们的信念,如果真有这么紧密的关联,如果希望,乐观主义和信念真的，有着非常紧密的关联和预测力。

哈佛公开课 - 幸福课课程节选