Failure is the best teacher. You learn by making mistakes and figuring out how to correct them.
竹简和丝帛文献的研究为了解中国古代文明打开了一扇新的窗口。
诚信是企业立足的根本，没有诚信就没有市场。
音乐是可见与不可见之间的桥梁。
To every action there is always opposed an equal reaction； or， the mutual actions of two bodies upon each other are always equal， and directed to contrary parts.