The real moral test of a society is how it treats those who are at the dawn of life, the children; those who are in the twilight of life, the aged; and those who are in the shadow of life, the sick, the needy and the handicapped.

计算机科学中的挑战不仅仅是解决问题，而是找到正确的问题来解决。

Everything is possible, and nothing is given.

The value or worth of a man is, as of all other things, his price; that is to say, so much as would be given for the use of his power.

与其徒劳地预测不可预测的事件，不如提高自己或组织的适应能力。