Never stop learning, because the world never stops changing.
永远不要停止学习，因为世界从未停止变化。
The goal of mathematics is not to solve problems, but to understand them.
The details are not the details. They make the design.
The locus is the principle that gives meaning to the city.
算法的美不在于它们的复杂性，而在于它们高效解决问题的能力。
数学是将复杂转化为清晰的艺术。
The anarchic nature of the international system forces states to compete for power.
Those who dream by day are cognizant of many things which escape those who dream only by night.