没有现实的恐惧，文字便无法打动人心。
Words have no power to impress the mind without the exquisite horror of their reality.
NP完全性的概念为理解计算问题的复杂性提供了一个强大的工具。
"Memory is a complicated thing, a relative to truth, but not its twin."
Order is the shape upon which beauty depends.
过去不过是一种幻觉，但它是一种必要的幻觉。