Famous saying: if a person only thinks about himself, it is the most shameful. If a person lives only for himself, it is better to leave. Selfishness is an obstacle to success. People who live only for themselves are insignificant. -Montaigne
If a person can only live alone and only think about himself, his pain is unbearable. pascal
A selfish mind will suffer the pain it deserves. -Love youth
Calm, brave, discerning and selfless. -Lu Xun's famous sayings are all to advise us not to be selfish, but to know how to pay.