You are never too old to set another goal or to dream a new dream.

在计算复杂性的领域里，每个问题都是一个等待被探索的宇宙。

记忆力不是天生的，而是可以训练的。

学校必须与生活紧密相连，教育与劳动相结合。

Happiness in marriage is entirely a matter of chance.

The goal of the future is full unemployment, so we can play. That's why we have to destroy the present politico-economic system.

The true power of a database lies in its ability to connect disparate pieces of information and reveal patterns that were previously hidden.