Wu Long smiled.
Showing strength always had a twofold effect. On one hand it scared off most people so he didn't have to bother with them.
On the other, it could attract certain people who have something to prove, like this guy.
"Let me give you an advice kid", Wu Long calmly spoke, "It might be amusing to you to rile up your opponents with provocations, get under their skin and watch them burn with more and more anger while they can't do anything to you, but that's only when they can't do anything to you"
"You decided to spare him?", Hong Yue asked, seeing as he gave advice to the young man, and that would have been useless if the latter were to die here. By now she learned Wu Long didn't really like doing useless things.
"Mm", Wu Long lightly nodded, "He's young, he still has an opportunity to grow up decently. Just needs a bit of a lesson no one in his family seems to be able to or willing to give"