没有目标的利润是空洞的,没有利润的目标是不可持续的。
Profit without purpose is empty; purpose without profit is unsustainable.
If you are insecure, guess what? The rest of the world is, too. Do not overestimate the competition and underestimate yourself. You are better than you think.
The art of teaching consists in large part of the ability to awaken the natural curiosity of young minds and to satisfy it with the nourishment of knowledge.