they think that by indulging every antisocial impulse that crosses their mammalian brains, they are somehow "saving" the rest of the populace from dealing with or facing nature's ugly side. they perceive themselves as the 'real' good guys. p-a-t-h-e-t-i-c.
in the end… 95% of them will plead "the devil made me do it" over crocodile tears.