当老人们种下他们知道自己永远不会坐在其下的树时，社会就会变得伟大。

赚钱的最好方法是不亏钱。

数学是所有科学建立的基础。

"Capitalism is the best system ever invented to lift people out of poverty."

I've learned that you can't control everything in life, and that's okay.

I know not with what weapons World War III will be fought, but World War IV will be fought with sticks and stones。