Let me tell you the secret that has led me to my goal. My strength lies solely in my tenacity.

释义：人才没有固定不变的价值，器物没有一成不变的用处。

When you fail, you learn. When you succeed, you learn even more.

He who wants to do good knocks at the gate;he who loves finds the gate open.

"The immune system is like a double-edged sword; it can fight cancer but also needs to be controlled."

君子对待上司，一定是忠诚而恭敬的；接待下属，必然是谦虚而和悦的。小人对待上司，一定是奉承而献媚的；对待下属，必然是傲慢而残酷的。