In refining, efficiency isn't an option—it's the oxygen that keeps this industry alive.
理解某事的最好方法就是尝试去改变它。
Do what you can, with what you have, where you are.
黄芩（唾手可得）没有造假，阿魏（稀有昂贵）容易造假。
相信你的直觉，它们知道方向。
The function of freedom is to free someone else.