"We are all the sum of our choices, and sometimes, the choices of others."
我们都是我们选择的总和，有时也是他人选择的总和。
"You don't have to be perfect to be amazing."
I cannot fix on the hour, or the spot, or the look, or the words, which laid the foundation. It is too long ago. I was in the middle before I knew that I had begun.
Mathematics is the art of turning complexity into clarity.
You can't change the past, but you can create the future.
守住嘴巴，就跟拴紧瓶口一样。克制欲望，就像防守城池一般。
技术正在将煤炭开采从蛮力行业转变为精密操作。