There's not a liberal America and a conservative America - there's the United States of America.
只有当我们认识到,被颂扬了几个世纪的理性是思想最顽固的敌人时,思考才开始。
The quality of government is more important than the form of government.
Technology is nothing. What's important is that you have a faith in people, that they're basically good and smart, and if you give them tools, they'll do wonderful things with them.
Mathematics is not just about numbers, equations, computations, or algorithms: it is about understanding.