The way positive reinforcement is carried out is more important than the amount.
不要告诉别人怎么做，告诉他们做什么，让他们用结果给你惊喜。
"I'm not perfect, but I'm trying every day to concentrate on being better."
Make no mistake about it: Computers process numbers - not symbols. We measure our understanding (and control) by the extent to which we can arithmetize an activity.