信念有创造的力量，也有毁灭的力量。

"The great secret that all old people share is that you really haven't changed in seventy or eighty years. Your body changes, but you don't change at all."

一个好的学习算法应该能够从有限的例子中推广到未见过的数据。

我们生产的每一桶石油都必须是尽可能负责任地生产出来的。