《三国志·蜀书·许麋孙简伊秦传》
如果能得到贤人，即使是自己的仇人，也应该举荐；如果不适合，虽然是自己的亲信也不授予官职。
苟得其人，虽雠必举；苟非其人，虽亲不授。
If you can get a person of virtue, even if he is your enemy, you should recommend him. If he is not suitable, even if he is your own confidant, do not give him a position.