【释义】：慷慨但不浪费，节俭却不吝啬。  

The ultimate ground of faith and knowledge is confidence in God.

My scientific studies have afforded me great satisfaction; and I am convinced that it will not be long before the whole world acknowledges the results of my work.

如果你没有偶尔失败，那说明你没有在做任何非常创新的事情。

今天种下的每一棵树，都是对明天的承诺。