To lay taxes to provide for the general welfare of the United States, that is to say, 'to lay taxes for the purpose of providing for the general welfare.' For the laying of taxes is the power, and the general welfare the purpose for which the power is to be exercised. They are not to lay taxes ad libitum for any purpose they please; but only to pay the debts or provide for the welfare of the Union.
Thomas JeffersonWhat an augmentation of the field for jobbing, speculating, plundering, office-building and office-hunting would be produced by an assumption of all the state powers into the hands of the general government.
Thomas JeffersonFreedom of religion, freedom of the press, freedom of person under protection of habeas corpus; and trial by juries impartially selected, these principles form the bright constellation which has gone before us, and guided our steps through an age of revolution and reformation.
Thomas Jefferson