数学研究是所有智力和精神进步不可或缺的基础。
The study of mathematics is the indispensable basis for all intellectual and spiritual progress.
不要施小恩惠而伤害整体,更不可以公济私。以常情宽恕别人,以道理约束自己。
The most reliable way to predict the future is to invent it.