To kill an error is as good a service as, and sometimes even better than, the establishing of a new truth or fact.  
 对于每一个出现的表象,我们应该提出相等的表象。
机器人应该像人一样思考,而不是人像机器人一样工作。
I don’t live in the past. I don’t live in the future. I live now.