"Every saint has a past, and every sinner has a future."

教育艺术必须转变为建立在人性永恒规律上的科学。

"The truth of a story lies in what it hides, not in what it reveals."

Business success and environmental responsibility can and should go hand in hand.

If you want to fly, you have to give up the things that weigh you down.

自然万物发展变化的规律是：发展到尽头，就会走向反面；发展到极盛之后，就会趋于衰落。