A building should touch the earth lightly.
言语是灵魂的镜子。
解释：才华有高下之分，没有古今之别；文章有真实、虚伪之差，没有新旧之异。
Innovation in gas extraction isn't just about efficiency—it's about ethics.
比喻要有长期坚持和忍耐的毅力。
The first step in the art of cutting metals is to find a man who has the necessary skill and experience.