Depending on where you live, you are anywhere from ankle deep to neck deep in it. When you become fully aware of the situation, the panic may begin to set in.
Internally: fierce desire for self-preservation and unrelenting will to be on solid ground.
Externally: slow, deliberate, cool, calculated moves to extract oneself.
Avoid those who are committed to sinking, lest they latch on and pull you back in with their insanity.
Save those who are sane.
For a perfect example of Multicult machinations, see Brazil: The 50 Most Murderous Cities In The World.