There are a lot of theories in the world ranging from serious matters to things less serious and I would like to hear your theories. I encourage you to avoid anything that would offend anybody in terms of relegion ,race,sex etc ...Okay, Go.

Theory - 9/10 Will criticise themselves even if they know they are good at something because they want somebody to tell them otherwise. I beleive this is because your body is in need of some kind of attention but you don't know your doing it yet you do...