最可持续的采石场是能够平衡生产和环境管理的采石场。
Success in trading comes from continuous learning and adaptation.
Sometimes you have to lose yourself before you can find yourself.
对于非礼的事，上等到的士人根本不想；对于非礼的事，中等的士人从来不说；对于非礼的事，下等的士人紧闭门户。
The future of manufacturing lies in smart technology and skilled craftsmanship working together.
The best scientists are those who remain students forever.