yes it is very true that you say in this post,
each person commented according to the discussion contained in the post,
if the post is good, of course people give a good comment.
but vice versa, if the post contains the content is not good, it can damage the image of others, then like to give a bad comment on the post tersebiut, even will get a flag.
but, how do you respond, if people commented well, but got the flag.