It is better for me to betray or wrong others than to be betrayed or wronged by them; an extremely selfish and self-serving attitude.
他一向奉行“宁教我负人，莫教人负我”的处世哲学，因此朋友很少
He always adheres to the philosophy of 'better I wrong others than others wrong me,' which is why he has very few friends.
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