释义：仔细观察时局的变化，顺应形势的发展并加以引导。这句话强调要善于把握时机，灵活应对变化。

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.

智者和愚人都没有害，最危险的倒是智愚参半。

Human beings are not born once and for all on the day their mothers give birth to them, but life obliges them over and over again to give birth to themselves.

I don’t want to be a role model. I just want to be myself.