The Wealth of Nations by Part 5 Chapter 1 Page 58

to those invisible qualities; but according to something that is more plain and palpable.

The second of those causes or circumstances is the superiority of age. An old man, provided his age is not so far advanced as to give suspicion of dotage, is everywhere more respected than a young man of equal rank, fortune, and abilities. Among nations of hunters, such as the native tribes of North America, age is the sole foundation of rank and precedency. Among them, father is the appellation of a superior; brother, of an equal; and son, of an inferior. In the most opulent and civilised nations, age regulates rank among those who are in every other respect equal, and among whom, therefore, there is nothing else to regulate it. Among brothers and among sisters, the eldest always takes place; and in the succession of the paternal