There is a time in life to trust your better judgment, but first, sadly, you must make the mistakes that create it.
Adolescence: the process of verifying what our parents teach us by learning it all over again for ourselves.
I am not a reporter, so I can't give you information "based on my reporting," but if you want, I can give you a guess based on my guesswork.
Perhaps the reason we know so little of the next life is the scarcity of "sources familiar with the situation."