There are no two individual canines that are identical in characters, let alone a whole breed. But, there are similar traits of a breed that can be found in the general population of a breed.
An American Pit Bull Terrier has typical character that people around the world agree like, loyal, cal, courageous, etc. But there are individuals that poses different characteristics like scare, insecure, agressive, but these are not a majority traits of an individual pit bull.
An animal is an animal, and it is not perfect in the face of human. So the best way to live with it is to live wisely and with balance. Never put your guard down, and maintain the balance.