好的研究关键不仅在于方法，还在于问题的清晰性和数据的质量。

To create is to resist—to resist silence, to resist forgetting.

生存可以总结为三个字——永不放弃。这就是它的核心。只要继续努力。

We shall never prevent the abuse of power if we are not prepared to limit power in a way which occasionally may prevent its use for desirable purposes.

你必须为梦想而奋斗。你必须为之牺牲并努力工作。

女人的猜测比男人的确定要准确得多。