Everything can be taken from a man but one thing: the last of the human freedoms—to choose one's attitude in any given set of circumstances.

过去从未死去；在我们写下它之前，它甚至不算过去。

The key to long-term success is creating value for society.

In science, there is no such thing as a final answer.

夏桀好商纣就是没有任用天下之贤士而遭到杀身之祸吗？所以说∶”赠送国宝,不如举荐贤能的人才。”

美国没有永恒的敌人，也没有永恒的朋友，只有永恒的利益。