酒逢知己饮，诗向会人吟。相识满天下，知心能几人。
【译文】酒要和了解自己的人一起喝，诗要与懂得它的人一起吟。认识的人可以很多，但真正了解，并达到知心的却没有几个。
Persistence is key in mathematical research; many great results come from long struggles.
I'm the reason your time won't fly.
The dead are not powerless. Dead, did I say? There is no death, only a change of worlds.
What we do may be small, but it has a huge impact.
出自《海国图志序》。善于学习外国的长处，就能够征服外国;不善于学习外国的长处就会被外国所征服。
