复杂性理论告诉我们，并非所有问题都是平等的；有些问题本质上比其他问题更难。

Every novel is a journey into the unknown, both for the writer and the reader.

数学不是一项观赏性运动。

"Escribir es una forma de hablar sin ser interrumpido."

The aura given out by a person or object is as much a part of them as their flesh.

安全不仅是一个优先事项，更是定义我们是谁的价值观。