数学中的每个问题都有解决方案；你只需要找到正确的路径。

The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.

People are afraid to pursue their most important dreams, because they feel that they don't deserve them, or that they'll be unable to achieve them. We, their hearts, become fearful just thinking of loved ones who go away forever, or of moments that could have been good but weren't, or of treasures that might have been found but were forever hidden in the sands.

"光线不在于你有多少光，而在于你如何使用它。"

预测未来的最好方法就是创造未来。

Science without ethics is like a ship without a compass.

我不害怕风暴，因为我正在学习如何驾驶我的船。

The most important skill for an economist is the ability to think clearly about trade-offs.

Sustainability is not just about technology, it's about creating a whole new ecosystem.