If you don't judge people how will you know if they're a good person or not? If you aren't careful, you might end up trusting someone you shouldn't. They'll either hurt you or fool you into hurting others.

[If he uses his own judgment and not the judgment of his clan, then how will he know if his judgment is sound? Isn't it better to trust what has been established by generations from his clan?

Although.. there have been a few times his clan and the elders have been wrong. He only has to look at Hanguang-Jun and Wei-qianbei to see it. There's also the time when all the elders were cowering in the cave. The most damning evidence of their poor judgment is Hanguang-Jun's back.]