Migration

The principles of freedom, which have gradually been gaining ground everywhere since the eighteenth century, gave people freedom of movement.

Nation, State, and Economy, p. 58

A nation that believes in itself and its future, a nation that means to stress the sure feeling that its members are bound to one another not merely by accident of birth but also by the common possession of a culture that is valuable above all to each of them, would necessarily be able to remain unperturbed when it saw individual persons shift to other nations.

Nation, State, and Economy, p. 76