Diploma

I have always been a very sensitive person, so for some of the things I sometimes really very concerned about, Take this Diploma Well, I always feel that their Diploma too low, so I always feel inferior at work I never dared to go and his colleagues argue what they say what is what, which I sometimes feel that I really was not a little assertive, because my colleagues inside the company, their Diploma than My high, I think I am my biggest flaw, in fact, I know this is my self-esteem will be the case too, but I just could not pass this off, alas, for me this Diploma, I really is very distressed ah.