当你停止在框架内思考并开始构建新框架时，创新就发生了。
The biggest risk is not taking any risk.
The concept of polynomial-time reduction is central to understanding the structure of NP-complete problems.
Natural gas will play a crucial bridging role, but it cannot be the final destination.
Afghanistan is the land of my past, the place where I had laughed and cried, but it was no longer my home.
Great leadership is about inspiring others to see what they can become.
Security is not a product, but a capability.