בדד ישב מחוץ למחנה מושבו
Alone means completely alone – not simply as the result of his impure state. If that would have been the case, he would have been able to congregate in a “metzora colony” where everyone like him was tamei, ritually impure. Indeed, Rashi says that he should be secluded from other metzoraim as well. The reason for this is quite simple. The slanderer is supposed to spend quality time introspecting his own faults, rather than focusing on those of others. When a group of negative people get together, they only see the faults of others, never of themselves. They create an…