官僚的效用函数中包括其预算规模作为一个参数。

密码学中的挑战不仅仅是创建不可破解的代码，还包括创建即使技术发展也能保持安全的系统。

The novel is the art of making the invisible visible.

You can only become truly accomplished at something you love. Don't make money your goal. Instead, pursue the things you love doing, and then do them so well that people can't take their eyes off you.

数学的美在于它让我们无需离开椅子就能探索宇宙。