> But, for example, say someone posts in a thread about the value of prayer, and basically the only responses would be "I agree" or something short along those lines. So nobody replies because they don't want to write such a short post, and the person may feel that their post wasn't good because it didn't get any replies.

And that's exactly what the chatroom, or chat memos, are for. In the context of this site and the difference between forum and chat, I mean.