" Among many other things, those dirtbag river runners uphold the virtue of disobedience: the principle that in a free society, defiance for its own sake sometimes carries value and meaning, if only because power in all of its forms—commercial, governmental, and moral—should not always and without question be handed what it demands. What "

― Kevin Fedarko , The Emerald Mile: The Epic Story of the Fastest Ride in History Through the Heart of the Grand Canyon