数学是一门活生生的学科，不断演变和发展。
Mathematics is a living subject, constantly evolving and growing.
War is what happens when language fails.
The true genius shudders at incompleteness - and usually prefers silence to saying something which is not everything it could be.
Every great engineering achievement starts with a clear vision.
As to the gods, I have no means of knowing either that they exist or that they do not exist. For many are the obstacles that impede knowledge, both the obscurity of the question and the shortness of human life.
最好的建筑是那些消失在景观中的建筑。
书籍是一种政治行动。书籍是知识。书籍是反思。书籍改变你的思想。
决定劳工工资的不是雇主的仁慈，而是雇主之间的竞争。
If you're not failing, you're not trying hard enough.