It is easy to direct a child's patternofbehaviour by reinforcing good behaviour with some kind of reward.
通过给予儿童某种奖励巩固他们的良好行为来指导儿童的行为模式，这是比较容易做到的。
2
Even if a patternofbehaviour is almost universal, we can't know in advance if it is a law of nature we cannot change or simply a remnant of our primitive past that we can and should modify.