我喜欢练习。当我不在比赛时，我就在练习。
Sustainability is not an option; it's a necessity for the future of mining.
系统的稳定性取决于开环传递函数在复平面上的行为。
作一年的打算，最好是种植五谷；作十年的打算，最好是种植树木；作终身的打算，最好是培育人才。
Pour yourself a drink, put on some lipstick, and pull yourself together.
The best stories don't come from good vs. evil but from good vs. good.
"Every act of creation is first an act of destruction."