The uniform, constant, and uninterrupted effort of every man to better his condition, the principle from which public and national as well as private opulence is originally derived.
I don't regret anything I've ever done in my life, any choice that I've made. But I'm consumed with regret for the things I didn't do.
In mathematics, the art of proposing a question must be held of higher value than solving it.
可持续的做法不仅是一种选择,更是我们行业生存的必要条件。