Darwinism/natural selection is used to promote anarchy, i.e., a stateless, lawless society. If you want to live in an animalistic Hobbsian nightmare, you're free to adovcate for that. There's a lot of lawless darwinian socialists on Wall Street who share your world view, but in the end, their religion of corruption will cannibalize itself.
http://www.dailypaul.com/277342 (Rand Paul: One person can make a difference)
http://www.StandUpForYourRights.me/?p=1264 (Fast and Furious hearing)