I don’t think you can compare different eras. Every era has its own challenges and its own special things.

The people who are crazy enough to think they can change the world are the ones who do.

The great powers are always searching for opportunities to gain power at the expense of their rivals, and they will use force if they believe it will bring them strategic advantage.

I believe in the power of storytelling to change hearts and minds.

I think of a hero as someone who understands the degree of responsibility that comes with his freedom.

伽罗瓦表示的研究证明了代数方法的力量。

科学不仅仅是关于发现，更是关于理解的快乐。

The act of reading is an act of empathy, a way of stepping into someone else's shoes.