密码学的目标是使破解系统的成本超过受保护信息的价值。
The goal of cryptography is to make it so that the cost of breaking the system exceeds the value of the information protected.
拍卖的价值不仅在于产生的收益，还在于分配的效率。
The language of chemistry is universal, transcending borders and cultures.
It’s not about the car. It’s about the person driving the car.