"Warning against the danger of faction in his famous Federalist Paper No.
10, James Madison sought to moderate the impact through the diffusion
of power amongst the three branches of the federal government as well as
between state and federal authority. This coming Wednesday, the United
States Supreme Court will hear oral argument over the most contentious
provisions of Arizona SB 1070. It is perhaps no small exaggeration to
say that the outcome of this case will determine if prosecutorial
discretion as a tool of immigration enforcement can survive." - Gary Endelman & Cyrus D. Mehta, Apr 24, 2012.