"Sour grapes" seems to be a pretty important mechanism to mitigate the devastating pain of inevitably failing to prevail in some social/status goal.

As for problems in the world, it's only with great emotional detachment can I, a cynic and self-certified possessor of uncommonly many correct beliefs, avoid useless sadness, bile, or rage. The alternative is to avoid thinking about such things, whether by denial or distraction.