你能做的最好的投资就是投资自己。
The best investment you can make is in yourself.
Nolite te bastardes carborundorum.
Sometimes the most heroic act is simply to survive.
In every person, there is an abyss. Sometimes you look into it, and sometimes you don’t.
君子的学问，关键在于自身。外界的毁誉荣辱，不仅不会动摇其心志，反而会成为磨砺自己的机会。
文章的奇特之处，如同风云变幻，无法用常理揣度。
我曾经受苦过，曾经失望过，曾经体会过“死亡”，于是我以我在这伟大的世界里为乐。
"Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding."