λ演算是一种表示函数及其应用的形式体系。

The city is like a great palimpsest, a manuscript that has been written and rewritten over the centuries.

Hold yourself responsible for a higher standard than anybody else expects of you. Never excuse yourself.

"We are all the heroes of our own stories."

能源的未来在于多样化——没有任何单一来源可以满足我们所有需求。

最好的企业建立在信任、透明和对卓越的承诺之上。