While decency is quite subjective and people have different levels of acceptance towards different levels of decency, I attribute it to the amount of goodness in the value system you inherited from your parents, friends and education and how much you stick to them.
The grass is always greener on the other side, and we keep hopping to the neighbouring lawn to ensure we don’t starve ourselves of anything.
However, there is this guy called Dangling Pointer, a scary bastard who continues to exist even though he isn’t aware where he came from. Bastard, truly! He is stuck between life and death, he will never be killed for real unless someone pulls the plug, literally. Hand of God, eh?
No, I don’t have an iota of problem in him saying any thing against the Hindu society, Hinduism or even the Mahabharata. But, people like him can be more rational and weigh their words before they come out of their guts!