勤俭了就有了约束，有约束了就会各种好事都做；奢侈就放肆，放肆则各种坏事都泛滥。

The only limit to our realization of tomorrow will be our doubts of today.

In business, you have to be prepared to take risks, but calculated ones.

领导者必须有勇气为长期利益做出艰难的决定，即使这些决定在短期内不受欢迎。

We've been warned against offering the people of this nation false hope. But in the unlikely story that is America, there has never been anything false about hope.

我们总是高估未来两年内会发生的变化，而低估未来十年内会发生的变化。不要让自己被麻痹而无所作为。