有私心 meaning in Chinese

have an axe to grind

Try to be loving , selfless , then you will just know
试著要有爱心，不要有私心，你们就一定会懂。
He can put things right if he will only use his head and be unselfish
只要他动动脑筋，不要有私心，他会把事情办好的。
Seeking truth from facts . acknowledge that people do have and should have selfish motives , but not excessive , otherwise they will be punished by law and conscience
（一）实事求是。承认人有、也应当有私心，但不要过度。否则就会受到法律和良知的制裁。