I actually have more respect for people who are in the closet. You end up exposing so much of yourself because you have to talk about your sexual life. You shouldn't have to talk about it.
A wild and crazy weekend involves sitting on the front porch, smoking a cigar, reading a book.
From a scientific perspective there is some indication that a nuclear war could deplete the earth's ozone layer or, less likely, could bring on a new Ice Age - but there is no suggestion that either the created order or mankind would be destroyed in the process.