在旧制度下，努力工作意味着长时间工作、很少休息和低工资。在新制度下，它意味着公平的工作换取公平的报酬。
Hard work, under the old system, meant long hours, little rest, and poor pay. Under the new system, it means a fair day's work for a fair day's pay.
All violence consists in some people forcing others, under threat of suffering or death, to do what they do not want to do.
不相容原理无法从旧量子力学中推导出来，而是一条新的自然法则。
The beauty of astronomy lies in its ability to connect us to the vastness of the cosmos.
科学应当为人类服务，而不是反过来。