可持续性不是一种选择，而是一种责任。

我唯一能做的就是诚实地面对我的不确定性。

A good film is one that leaves you thinking long after it's over.

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.

爱不是安慰，它是光明。