They don't see anyone's defects. They do not keep the company of those who have defects.
Game: Can you find the contradiction in such statement?
Answer: How can you tell if someone is "bad company", that is someone who has defects (what was the original Hindi word ? I suspect that defects could be synonymous of "vices"), unless you have spotted his defects?
If anyone says anything wrong, they ignore it and maintain their own intoxication.
Sounds like a good idea.
Too bad that, in the case of BKs, it often means being resilient or let's call it water-proof like a stone, immune to any external influence or input (except for those from the BKWSO), deaf to any internal voice, out of touch with one's own feelings, so that the sleep walking one is in, doesn't get interrupted ...
Keep on walking and working, zombie ...