Selfishness is human instinct, and egoism is a lifestyle guided by instinctive choice. Nowadays, people are basically egoistic, which is an objective phenomenon, but people behave differently because of their different education levels, cultural backgrounds and personalities. Will be called selfish, indicating that there is no win-win situation (let others benefit), but encroach on the original interests of others, and is a low-level egoist. Senior egoists, on the one hand, know how to leave some benefits for others to satisfy each other, on the other hand, occupy the interests of others in a higher position, and do it calmly and secretly, which is not easy to be seen. As the saying goes, the essence is actually the same. Whoever steals a hook will be punished, and whoever steals a country will be punished.