"This is not some coordinated cynical attempt by VCs to talk down valuations or put entrepreneurs on the defensive. We are not spreading the contagion of gloom and doom. It's all about acting responsibly and making sure we all survive to fight another day. Because in the end, survival is what darwinian capitalism is all about." — Union Square Ventures partner Fred Wilson , on Sequoia Capital's conveniently timed warning of bad times ahead .