
I hope this site gives you the chance to blow off a bit of steam. It sounds like you're going to have an interesting time ahead of you. Take every opportunity to enjoy it!
In regards to your dad, have you heard of a book called 'Mom, Dad, I'm an atheist' by David G. McAfee? It's all about having those difficult conversations with your parents. There's plenty of advice & different techniques.
Sum ergo sum