You could try buying him a nifty new laptop with fingerprint recognition, but that's a pretty expensive fix.
No, I think you're just going to have to quit cold turkey. If you must, put a rubber band around your wrist and snap it when you have the urge to sneak around his inbox. (And not one of those wimpy Livestrong wristbands either. They don't hurt enough.) Or whenever you feel the itch to snoop, you could just remind yourself of the two foolproof ways to wreck a relationship in no time: one, betray his trust; and two, demonstrate that you consider him unworthy of yours. Then, voilà! You're done.
Andrea Nemerson has spent the last 14 years as a sex educator and an instructor of sex educators. In her previous life she was a prop designer. And she just gave birth to twins, so she's one bad mother of a sex adviser. Visit www.altsexcolumn.com to view her previous columns.