Nature never deceives us； it is always we who deceive ourselves.
爱就是答案，这一点你很清楚。
The interplay between analysis and algebra is the driving force behind many breakthroughs in number theory.
The most sustainable building is the one that is already built.
最重要的是保持最重要的事情最重要。
译文：严以律己是做人的根本，要想守住已成就的事业就要时刻记住创业时的艰辛。赏析：以责人之心责己，以恕己之心恕人，人生很多祸患就会减少。处处苛责别人而宽恕自己，是不能服众的，只会让双方的矛盾加深。人在富贵发达后，要有居安思危的意识，只有这样，才能永远保住辛苦创下的家业。