生活就是关于成长和改变。当你停止成长，你就停止了生活。
Life is about growth and change. When you stop growing, you stop living.
Science without ethics is like a ship without a compass.
The right of nature... is the liberty each man hath, to use his own power, as he will himself, for the preservation of his own nature; that is to say, of his own life.
编程的艺术是组织复杂性的艺术。