If you're not failing every now and then, you're not doing anything very innovative.

The only way to achieve the impossible is to believe it is possible.

百姓如果没有粮食，就不能供君王役使。所以，粮食不可不努力耕种，用度不可不厉行节俭。 

词语的问题在于你永远不知道它们曾经过谁的嘴。

幸福在于成就的喜悦和创造努力的激动。