What is love except another name for the use of positive reinforcement? Or vice versa.
爱不过是使用积极强化的另一个名字?或者反过来。
"History is not just about kings and queens; it's about ordinary people and their extraordinary lives."
父母死气沉沉的生活对周围人特别是自己孩子的影响,是无与伦比的。
The simplest materials can contain the most complex meanings.