社会心理学家在长期的研究中发现,人的心理无时无刻不在被一根神秘的杠杆左右着,杠杆的一头是人的劳动付出,即人通过自己的体力或智力向集体或个人所作的“投入”;杠杆的另一头是其获得的报酬,也就是投入后的“产出”。人们一旦发现杠杆向“投入”一端倾斜,自己“投人”太多、“产出”不足时,会变得情绪低落,行动无序且不易控制,甚至对“投入”的直接受益者实施破坏,以降低“投入”的价值,求得心理平衡;相反,当人们确认自己的“投入”得到了合理的“产出”,就会行为理 Social psychologists in the long-term study found that human psychology is always around a mysterious lever, one of the lever of human labor, that is, people through their own physical or mental to the collective or individual “investment ”The other end of the lever is the remuneration it receives, that is, the post-investment“ output. ” Once people find leverage leaning towards “input”, they “cast” too much and “output” is low, they become depressed, disordered and difficult to control, and even destroy the immediate beneficiaries of “input” , In order to reduce the value of “input” and strike a psychological balance; on the contrary, when people make sure that their “inputs” are reasonably “output,” they will act