释义：观察天下的造化之道，四季周而复始不变，圣人能够体认到这种玄妙的道理并用以教化众生，从而为人民所使用。

"世界是一座监狱，而监狱是一场梦。"

I think that the most important thing is to be true to yourself and to be honest with yourself.

Sustainability is not just about materials but about sustaining people's lives and dignity.

提高就是要改变,而要达到完美就要不断改变。