Watch this video to learn what happens when you don't have the most important of the 3 core virtues, humility. What happens if you are humble, but deficient in People Smarts and Hunger. What does it look like when someone has People Smarts and Hunger, but is deficient in Humility?
By the way, if you are are humble, you have humility, not humbleness. "Humbleness" is not a word. :)