hmm i think all of the posts are non-negative..can 齐启棋 share with us...which post you think is an example of having negative thinkings, so maybe we can learn from it as well... Thanks
As mentioned, ........
nobody will want their views to be labelled as negative.
You may wish to learn from others closer to you.
You should not have any problem to study maximum of up to 20 forumers from these 20 主帖.
Of course, there are some ways of checking to help to identify those 帖 but I am unable to tell you the methods openly here.