物资用完了才知道不足，是因为不懂得计量；事情做完了才知道有余，是因为不懂得调节。
所以君子努力做事就会日渐强大,安于嗜欲就日渐苟且,恭敬庄重就日益繁盛。
The true cost of overfishing is measured in empty nets and broken ecosystems.
I always say you could publish my trading rules in the newspaper and no one would follow them. The key is consistency and discipline.