释义：同品德高尚的人相处，就会天天得到美好的教益；和行为不轨的人鬼混，就会天天产生邪恶的思想。提醒人们在选择交友的时候要慎重。
I write to remember, to not forget.
Physics is not just about finding answers, it's about asking the right questions.
Duty is the most sublime word in our language. Do your duty in all things. You cannot do more. You should never wish to do less.
君子掌权临事，那么连小人都能变为君子，处在这种情况里，还不能成为君子的，那就是货真价实的小人了；小人弄权擅事，那么一般人都沦为小人，处在这种局面下，仍然不沦为小人的，那就是不折不扣的君子了。
The method of psychology must be strictly controlled.