最好是不失败,其次则是败了却还有办法成功,这才叫善于用人。 
Quality is never an accident; it is always the result of intelligent effort.
解决问题是在可能的解决方案空间中搜索。
The greatest happiness for the laborer consists in having an abundant supply of the necessaries of life.
如果你没有失败,说明你还不够努力。
The beauty of chemistry lies in its ability to explain the world at the molecular level.
The universe is not only stranger than we imagine, it is stranger than we can imagine.
革命的道路不是铺满玫瑰的道路。