Innovation is not about saying yes to everything. It's about saying no to all but the most crucial features.
创新不是对一切都说“是”，而是对除最关键功能外的一切说“不”。
Mathematics is not a spectator sport.
Character is doing the right thing when nobody's looking. There are too many people who think that the only thing that's right is to get by, and the only thing that's wrong is to get caught.
家不是一个地方，而是一种感觉。
Diplomacy requires strategic and long-term thinking to achieve a country's long-term interests and security.