Authors:

It is important to strengthen the State governments; and as this cannot be done by any change in the Federal Constitution (for the preservation of that is all we need contend for), it must be done by the States themselves, erecting such barriers at the constitutional line as cannot be surmounted either by themselves or by the General Government. The only barrier in their power is a wise government. A weak one will lose ground in every contest.

Thomas Jefferson (2010). “The Works of Thomas Jefferson: Correspondence 1789-1792”, p.351, Cosimo, Inc.
It is important to strengthen the State governments; and as this cannot be done by any change in the Federal Constitution (for the preservation of that is all we need contend for), it must be done by the States