To gain greater awareness one must acknowledge the possibility that their current awareness is incomplete. People who believe they have complete awareness are consigned to live inside a pathetic tautology. These people are interesting to watch. Sadly, all you can do is watch; there is no way to help.
How strange to realize that self-doubt can actually be beneficial. Maybe that's why this sign has been cropping up around New Orleans. Reading it is easy, but understanding it is another thing altogether.