The state or political community, which is the highest of all, and which embraces all the rest, aims at good in a greater degree than any other, and at the highest good
Where there is a difference between soul and body, or between men and animals, the lower sort are by nature slaves, and it is better for them to be under the rule of a master
The male is by nature superior, and the female inferior; and the one rules, and the other is ruled; this principle, of necessity, extends to all mankind
Where there is such a difference as that between soul and body, or between men and animals, the lower sort are by nature slaves, and it is better for them as for all inferiors that they should be under the rule of a master
He who can be, and therefore is, another's and he who participates in rational principle enough to apprehend, but not to have, such a principle, is a slave by nature
Nature would like to distinguish between the bodies of freemen and slaves, making the one strong for servile labor, the other upright, and although useless for such services, useful for political life in the arts both of war and peace
If men differed from one another in the mere forms of their bodies as much as the statues of the Gods do from men, all would acknowledge that the inferior class should be slaves of the superior
The origin of the dispute is that in some sense virtue, when furnished with means, has actually the greatest power of exercising force; and as superior power is only found where there is superior excellence of some kind, power seems to imply virtue, and the dispute to be simply one about justice
Hellenes regard themselves as noble everywhere, and not only in their own country, but they deem the barbarians noble only when at home, thereby implying that there are two sorts of nobility and freedom, the one absolute, the other relative
The abuse of the authority of masters is injurious to both; for the interests of part and whole, of body and soul, are the same, and the slave is a part of the master, a living but separated part of his bodily frame
Where the relation of master and slave between them is natural they are friends and have a common interest, but where it rests merely on law and force the reverse is true
The master is not called a master because he has science, but because he is of a certain character, and the same remark applies to the slave and the freeman
The art of acquiring slaves, I mean of justly acquiring them, differs both from the art of the master and the art of the slave, being a species of hunting or war
There are many sorts of property and riches, and therefore there are many kinds of lives both of animals and men; they must all have food, and the differences in their food have made differences in their ways of life