纯数学和应用数学之间的相互作用是真正创新发生的地方。
The interplay between pure and applied mathematics is where true innovation happens.
The process of mathematical discovery is as important as the discovery itself.
The future of coal lies in sustainable and responsible mining practices.
自由不是一种状态，而是一种态度。
And that's a lot of the reason why we care so much about our careers and indeed start caring so much about material goods. You know, we're often told that we live in very materialistic times, that we're all greedy people. I don't think we are particularly materialistic. I think we live in a society which has simply pegged certain emotional rewards to the acquisition of material goods. It's not the material goods we want;
"To travel is to discover that everyone is wrong about other countries."
If you want to build a great enterprise, you have to have the courage to dream great dreams.
