Sex is great guys. I still look forward to the "hanging off the chandelier, monkey sex" but you can get that anywhere.
Tom is, if you pardon the expession, "buying the cow because the milk is good."
You are getting married because you enjoy being around each other and you are going to for the rest of your life.
Be open and honest with her.
Give each other some space.
Wish you the best of luck bro. Hope this is your last one.
Been with my 'ol lady for 17yrs. Been great, but I can't do the deal......