Music has become a bigger business, and with that there is more pressure to succeed; I think that it creates a negative pressure for being creative.
I always feel stupid giving advice since I've been married, what, a year? I can say this: Be in it for the long haul and just know there are going to be rough patches. No two people are the same, there are going to be areas where you just don't click.
I have never met a happy atheist. I believe in separation of church and state, but I think we have gone so far over in the other direction of separating church and state.