[Wei Wuxian isn't the best when it comes to understanding silence. If he had perhaps he would have known the feelings of Lan Wangji a lot sooner then he did. But he does understand silence in general. So he can at least understand that Creeping Dust doesn't want anything to do with bonds. At least not with a stranger.]

The bonds are strongest when formed during this time. But they can honestly be formed at any point. Give it some time to figure out and perhaps you'll find someone who you can trust.