When I'm resentful, I'm judging.
When tempted to judge or even express an opinion, I can mentally precede the judgement or the opinion with a brief presentation of my curriculum vitae.
Hi. I'm ..., and I'm an alcoholic. My mind is broken and periodically thinks a drink is a good idea. I am regularly vain, haughty, fretful, and sloppy. My opinion on this matter is that ...
It becomes almost impossible to continue without irony.