如果一个国家期望在国民无知的情况下却拥有自由，那么这种期望无论在历史上，还是未来都绝不会实现。如果我们打算抵御无知和捍卫自由，每位美国人都有责任了解一件公共事务的来龙去脉。

I stand up for what I believe in, and I don’t worry about what others think.

In the realm of quantum mechanics, the observer and the observed are inextricably linked, challenging our classical notions of reality.

朋友都是有共通点的 (物以类聚)。