我们对待自己的方式为他人如何对待我们设定了标准。
The true measure of a mining company isn't its stock price, but its stewardship.
The Olympic Games are for the world and all nations must be admitted to them.
"I believe that as much as you take, you have to give back."
数学中最深刻的思想往往源于最简单的观察。