No, not harsh enough by a long shot.
Danny Rand (as played by Loras) is the worst character in the history of Marvel, and his whining and lack of emotional control makes no sense if he is a true master of the martial arts.
Spiderman lives by the creed “with great power comes great responsibility.”
Danny Rand lives by the creed “oh, poor me. (whine, whine, whine). me angry (unleash power).”