翻译:准备各种物资以充分利用,制成器具给天下带来利益,没有比圣人更伟大的了。
我们必须接受失望,因为它是有限的,但千万不可失去希望,因为它是无限的。
A little more persistence, a little more effort, and what seemed hopeless failure may turn to glorious success.
The greatest wisdom is to recognize one's own ignorance.