Go over to neighbor's house or if you are at work ask one of your co-workers to slap you in the face as hard as they can then knee you in the nuts and when you are lying on the ground to step on your face until you cry "no more. please stop. please. please. please, it hurts."
Kinda how your wife will feel after she lets down one of her boundaries and you tell her its nothing. a mistake.
You want a passionate woman? You should be sending roses to her desk at work. and find that dessert bar, have some cake and talk about something other than logistics.