每只动物都应得到人道对待——这不仅关乎道德，也是良好的商业实践。

Wealth is the product of man's capacity to think.

The best programs are written so that computing machines can perform them quickly and so that human beings can understand them clearly. A programmer is ideally an essayist who works with traditional aesthetic and literary forms as well as mathematical concepts, to communicate the way that an algorithm works and to convince a reader that the results will be correct.

We don’t inherit the earth from our ancestors; we borrow it from our children.