The unity of Europe is a historical necessity.

故事是保存记忆的方式。

The energy transition is not just about switching fuels; it's about transforming entire systems and mindsets.

I don't think about limitations. I just think about possibilities.

Development economics is ultimately about improving people's lives.

The Langlands program is a framework for understanding the fundamental nature of mathematical truth.

永远不要低估坚持的力量。