A proof tells us where to concentrate our doubts.
证明告诉我们该集中怀疑的地方。
Short-term market fluctuations shouldn't distract us from long-term value creation.
可持续性必须有利可图，否则它就无法持续。
计算学习理论中的挑战在于理解学习算法的能力和局限性。
对跑步的痴迷实际上是对更多生活潜力的痴迷。
What I want to talk to you about today is the difference between gifts and choices. Cleverness is a gift， kindness is a choice. Gifts are easy -- they're given after all. Choices can be hard. You can seduce yourself with your gifts if you're not careful， and if you do， it'll probably be to the detriment of your choices.
生活从来不是公平的……而且，或许对我们大多数人来说，这是件好事。