Die Natur ist die beste Lehrmeisterin.
Nature is the best teacher.
我年纪越大,越发现先做重要的事情这一古老规则的智慧——这个过程通常可以把最复杂的人类问题简化为可以处理的规模。
数学的研究是所有智力和精神进步不可或缺的基础。
The true measure of a bank's success is not just its profits, but its positive impact on society.
Perhaps as important is the relation between the existence of solutions to a competitive equilibrium and the problems of normative or welfare economics.