The elegance of a mathematical proof often mirrors the efficiency of the algorithm it describes.

化用古人诗句，形容自然之宏大与人力之渺小。

Life is 10% what happens to you and 90% how you react to it.

A miner’s helmet doesn’t just protect the head—it symbolizes the dignity of hard work.

You can't just sit there and wait for people to give you that golden dream. You've got to get out there and make it happen for yourself.

胜利并不总是衡量进步的标准。