It's actually the opposite. I found ego was what was stoping me from doing right things. When I had the opportunity to do a right thing previously I used to think someone else will do it or it's not my job or what If I fail. Now I just do it.
From an exterior point of view, your behavior seems potentially dangerous, like a disinhibited illuminated drunk that any people or situation can easily point any way as they see fit.
How do you make sure you don't become an "awful" person for those around you ?
I think more from Intuition than more from how I approached this situation in past. It helps in becoming better at sports. But I also got into trouble a few times for opposing some authority figures who didn't like the way I acted.