These people are often stubborn to a fault. people with square chins are aggressive and direct. they are not good at expressing themselves or sugarcoating their words, thus may offend people easily and difficult to capture. they also have high pride and like to save face.
Long chin belong to people who are loyal, easygoing and make friends easily. they are blessed to have a big happy family with many grandchildren and lead a peaceful life.
Source : www.emaggy.com