Originally Posted by Zloth 
Well that's encouraging - I was getting worried that something had started to corrupt this character.
We get a bonus for having a spouse? They aren't just for cooking, sweeping up, and creating alternate characters? Who'da thunk it! <evil grin>
Yep, it's even called "lover's comfort" (ingame, no kidding), and it gives you a 15% exp bonus for sleeping in the conjugal bed. Spouses also set up merchant stores, and share the profit with your character.