The definition of self-handicapping is thatindividuals are perceived as potentially potential for failure in the context of achievement evaluation.They will create some obstacles(imaginary or true)in order to provide a pre-excuse for potential failure.To a certain extent,the individual may be conscious of what they do.But if the individuals in many cases have used the default excuse to paving the way for failure but did not realize.Then such an unconscious self-hindrance is more like a self-defense.For stud...