你的态度决定你的高度。
Your attitude determines your altitude.
The best leaders in this industry understand both the earth and the people who work it.
煤炭不仅仅是一种商品，它是对美国未来的承诺。
最好的学习方法就是实践。
Life is like a song, with highs and lows, but every part is precious.
写作的行为是一种乐观的行为。