Now, one reason why it is hard to find any law in primitive society is because, in a general way of speaking, no one dreams of breaking the social rules.
Custom is king, nay tyrant, in primitive society.

When Captain Cook asked the chiefs of Tahiti why they ate apart and alone, they simply replied, "Because it is right." And so it always is with the ruder peoples.

"'Tis the custom, and there's an end on't" is their notion of a sufficient reason in politics and ethics alike.

Now that way lies a rigid conservatism.

In the chapter on morality we shall try to discover its inner springs, its psychological conditions.