1.This recording provoke me to consider , what is the important to human being ? maybe like many people' s comment , the brain is study itself and praise itself . 2.besides , we -- the human always like to explain the facial thing to be reasonable , once you learnded one thing , you will simplify and make it automaze .in some extent you don't have free willingness. 3. most time the image , in front of you , it just updates some detail based on the original structure .