If we recur to the causes which produced the adoption of this Constitution, we shall find that injuries resulting from the regulation of trade by the States respectively and the advantages anticipated from the transfer of the power to Congress were among those which had the most weight.

"Happily the injury, though treated by a chemist, was not serious.

The many injuries and depredations committed on our commerce and navigation upon the high seas for years past, the successive innovations on those principles of public law which have been established by the reason and usage of nations as the rule of their intercourse and the umpire and security of their rights and peace, and all the circumstances which induced the extraordinary mission to London are already known to you.

For even admitting what is claimed by some, that the temper of the nurse does not affect the properties of the milk, and thus injure the child both physically and morally, still much injury may and inevitably will result from the influence of her constant presence and example.