Physically, he may appear a friendly bear who wouldn’t do anything worse than give you a noogie like a loving uncle, but the fact is that Gus views everything as a game to be won and everyone around him as a token piece that should either be used or discarded. His knack for charming and sweet-talking someone (while he silently gauges how useful they might be to him) covers a complete lack of empathy - whether or not someone gets hurt while he pursues his goals is unimportant. .