释义：在探究事物的道理和实践中，要像在独处时一样谨慎自律，时刻保持警惕、戒备，防止自己的所思所为有不符合天道良知的事情，通过对私欲的严防死守和克除，实现致良知和修身的目的。
数学的本质在于它的自由。
I'm not a genius, I'm just a man who works hard.
"The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion."
生存的唯一方法就是互相照顾。
译文：人人都希望自己能说会道，可苏秦却因为能言善辩被车裂而死；人人都想家财万贯，可石崇却因为富可敌国而遭人诬陷杀害。赏析：说话口不择言，祸就会从口出，言多必有失。拥有富贵荣华，锦衣玉食，未尝不是好事，但也要走正道，低调做人，切不可因为财大气粗，不可一世就断送自己的前程或性命。
The hardest decisions often yield the greatest rewards.
Coal companies must fulfill their social responsibilities while pursuing economic benefits.