The true value of a mathematician lies in the problems they leave behind.
世界上最好和最美丽的东西是看不见甚至摸不到的——它们必须用心去感受。
Experience is simply the name we give our mistakes.
The health of our waters is directly tied to the health of our communities.
好的建筑就像好朋友 - 随时间推移而变得更好。