在外交中，信任是一个更宝贵的货币，而不是金钱。

Language is not a cultural artifact that we learn the way we learn to tell time or how the federal government works. Instead, it is a distinct piece of the biological makeup of our brains.

The biggest mistake you can make is thinking you know everything.

我们必须自由，不是因为我们宣称自由，而是因为我们实践自由。