He is known for his 'headstrong' behavior.
The child is very 'headstrong'.
(..) .. Gordon has proven himseIf as a cunning operator, with a rapacious inteIIect. .. Nothing wiII stop him from compIeting a mission... .. ...except maybe the impuIsive actions of a headstrong cowboy. .. Who are you, mister? .. What do you mean, who am I? .. (..)1999 Wild Wild West