故备者,国之重也;食者,国之宝也;兵者,国之爪也;城者,所以自守也。
所以,储备是国家最重要的事;粮食是国家的宝物;武器是国家的利爪;城池是守卫国家的屏障。 
当你解决一个数学问题时,你不仅得到了答案,还理解了为什么这是答案。
Go for a business that any idiot can run – because sooner or later, any idiot probably is going to run it.
The story of CRISPR is still being written, and we all have a role to play.