出自汉·桓宽《盐铁论·地广》。释义：不因为是自己的亲近就给以重赏；也不因为与自己疏远就忘掉给人恩惠。

机器学习中的挑战不仅仅是发现数据中的模式，而是发现能够推广到新的、未见过的数据的模式。

I do not like proper novels. In proper novels people say things like, ‘I am veined with iron, with silver and with streaks of common mud. I cannot contract into the firm fist which those clench who do not depend on stimulus.’ What does this mean? I do not know. Nor does Father. Nor do the people who write these books.

在商业中，如果你没有偶尔失败，说明你还不够努力。

跳舞吧，像没有人观看一样；去爱吧，像从未受过伤害一样。