" A rejection of absolutism, in all its forms, may sometimes slip into moral relativism or even nihilism, an erosion of values that hold society together, but for most of our history it has encouraged the very process of information gathering, analysis, argument, and persuasion which allows us to make better, if not perfect, choices – not only about the means to our ends, but also the ends themselves. "

― Barack Obama , The Audacity of Hope: Thoughts on Reclaiming the American Dream