It is due to justice; due to humanity; due to truth; due to the sympathies of our nature; in fine, to our character as a people, both abroad and at home, that they should be considered, as much as possible, in the light of human beings, and not as mere property. As such, they are acted on by our laws, and have an interest in our laws. They may be considered as making a part, though a degraded part, of the families to which they belong