从错误中学习，但不要让它们定义你。

Leadership is about making tough decisions with compassion.

The best prophet of the future is the past.

失败不是必要的恶。事实上，它根本不是恶。它是做新事物的必然结果。

历史不仅仅是事件的记录；它是人类情感和选择的织锦。

I disapprove of what you say， but I will defend to the death your right to say it.

Twenty years of romance make a woman look like a ruin; but twenty years of marriages make her look like a public building.

Precision in science requires both rigor and creativity.