数学的美在于它让我们无需离开椅子就能探索宇宙。
The beauty of mathematics is that it allows us to explore the universe without ever leaving our chairs.
The role of the economist is part scientist, part engineer.
The greatest discovery of my generation is that human beings can alter their lives by altering their attitudes of mind.
如果你简单，这个世界就对你简单。
成功是我唯一的选择，失败不是。
密码学的艺术是使破解系统的成本超过受保护信息的价值。