美国心理学家马斯洛认为,人的需要分为由低到高的几个层次:最低层次为生理需要,第二层次为安全需要,第三层次为爱和尊重的需要;最高层次为自我实现的需要。一般来说,满足了低层次的需要,人们便开始追求高一层次的需要。 American psychologist Maslow believes that people’s needs are divided into several levels from low to high: the lowest level is physiological needs, the second level is security needs, the third level is the need of love and respect, and the highest level is self Realize the need. In general, to meet the needs of the lower level, people began to pursue a higher level of needs.