The study of cognition requires both empirical and theoretical approaches.

天下人最能享受的是个“闲”字，但是闲适要从勤俭中得到。而天下最便宜的是个“勤”字，然而勤奋是从闲暇中做出。

The books we read in childhood are like a secret garden, a place where we can escape and dream.

I was seldom able to see an opportunity until it had ceased to be one.

互联网的本质是连接，连接一切。