Everyone have their own traits that are inherited and developed time to time but don't you think that everyone can groom their personality?
They surely can groom their personality by learning how to talk to others,how to respect people and the surroundings.Recall your etiquettes,are you doing it right? If no so do try to improve yourself so that people near you can be comforted by the amazing behavior.Everyone's gonna love you when you will show positivity,bright traits and carry a versatile way of talking and walking ;)
So, lastly have a look at how you talk.
Tata :)