屋顶上的天空，如此蔚蓝，如此宁静！

The concept of computational complexity is not just about how fast we can compute, but also about understanding the limits of what can be computed.

如何道歉：快速、具体、真诚。

I'm not a feminist. I hail men, I love men. I celebrate American male culture, and beer, and bars and muscle cars...

Reform requires courage, but even more wisdom.

The true measure of success in forestry is leaving the land healthier than we found it.