The Swiss Mountain Dog has a balanced temperament, friendly and open-minded. We can say that this is a big and strong kind-hearted person who adores children. But, do not flatter yourself – if it occurs to you to offend a child from the family of this large and strong dog, or to offend its owner, you will have a hard time. For his family, the great Swiss Mountain Dog will give his life, if necessary, since the instincts of the protector of this breed are extremely strong, and have roots that go back centuries.