Understanding the limits of computation is as important as expanding its capabilities.

译文：祸到临头后悔已经来不及了，船驶到江心弥补漏洞已经无济于事。赏析：我们说话做事都要谨慎，凡事都做最坏的打算，要防患于未然才能减少失误和差错。

The strength of a nation lies in the unity of its people.

不要等待完美的时刻，抓住这一刻并让它变得完美。