"You are so dumb."
"*** is that!  Fix it right now!!!!"
"Where the **** did your mind go???"
"And I though you were smart."
"I am YOUR boss so you do what I say"
"I can fire you on the spot right now!"

"It is just Constructive Criticism. Don't be so hurt"

If it is constructive then why do you use it to break me down?