Felix Frankfurter,
Polish National Alliance of the United States of North America v…
“ It is not for us to make inroads upon our federal system either by indifference to its maintenance or excessive regard for the unifying forces of modern technilogy. Scholastic reasoning may prove that no activity is isolated within the boundaries of a single State, but that cannot justify absorption of legislative power by the United States over every activity. On the other hand, the old admonition never becomes stale that this Court is concerned with the bounds of legal power and not with the bounds of wisdom in its exercise by Congress. ”
