 The Court therefore has recognized that a punishment may violate the Eighth Amendment if it is contrary to the evolving standards of decency that mark the progress of a maturing society.In evaluating a punishment under this test, we have looked not to our own conceptions of decency, but to those of modern American society as a whole in determining what standards have evolved, and thus have focused not on the subjective views of individual Justices, but on objective factors to the maximum possible extent.