所有的痛苦都是痛苦。

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.

A lady's imagination is very rapid; it jumps from admiration to love, from love to matrimony in a moment.