创新不是口号，而是行动。

理论物理学的美丽在于它能够用几个简单的方程描述宇宙，揭示出表面复杂性之下的基础简单性。

"The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion."

解释：君子有三件值得可惜的事：一辈子不学习，是第一件可惜的事；一天无所事事，是第二件可惜的事；一个人的名声败坏，是第三件可惜的事。

The challenge of our time is to build an economy that works for everyone, not just the privileged few.

如果你花超过13分钟分析经济和市场预测，你就浪费了10分钟。