就是说做不善的事情要受到惩罚,做善事会得到奖赏。 
学习的每一个方面或智能的任何其他特征都可以原则上被精确描述,以至于可以制造一台机器来模拟它。
"Truth is not what you want it to be; it is what it is, and you must bend to its power or live a lie."
The more constraints you have, the more creative you become.