Go back and read your old posts SASA...remind yourself of what's at stake here.
I agree with others - if this is an obsessive thought, lasting more than just a few hours it's time to try other approaches...maybe give AA a go again or try another recovery group, or some counselling.
There's a lot of healthy decisions you can make today - anything but going backwards.
Whatever you do don't resign yourself to drinking - that's not at all a healthy solution to this situation.
D