The duty imposed upon him [the president] to take care that the laws be faithfully executed, follows out the strong injunctions of his oath of office, that he will 'preserve, protect, and defend the Constitution.' The great object of the executive department is to accomplish this purpose; and without it, be the form of government whatever it may, it will be utterly worthless for offence or defense; for the redress of grievances or the protection of rights; for the happiness, or good order, or safety of the people.
Joseph StoryConstitutions are not designed for metaphysical or logical subtleties, for niceties of expression, for critical propriety, for elaborate shades of meaning, or for the exercise of philosophical acuteness or judicial research. They are instruments of a practical nature, founded on the common business of human life, adapted to common wants, designed for common use, and fitted for common understandings.
Joseph StoryThe true test is, whether the object be of a local character, and local use; or, whether it be of general benefit to the states. If it be purely local, congress cannot constitutionally appropriate money for the object. But, if the benefit be general, it matters not, whether in point of locality it be in one state, or several; whether it be of large, or of small extent.
Joseph StoryIt is important also to consider, that the surest means of avoiding war is to be prepared for it in peace.
Joseph Story