In refining, efficiency isn't an option—it's the oxygen that keeps this industry alive.
Life itself is the most wonderful fairy tale.
【译文】 孔子说:“我十五岁立志于学习,三十岁有所建树,四十岁不困惑,五十理解自然规律,六十明辨是非,七十随心所欲,不违规。”