Tim Keller has a nice little ditty on his redeemer blog called 'Blemishes in Christian Character: A List For Self-Examination.' Ouch, ouch, and more ouch. But very insightful, and helpful to yours truly.
He bases it on a letter from 18th Century Anglican minister John Newton. Keller comes up with an expanded list, complete with "slightly humorous Latin names" for each of the 'blemishes.'
I think this is good stuff. It convicted the heck out of me, and I need that on occasion. I believe character is highly important to our Christian witness (if not THE most important thing). I think it is something we should constantly be working at, and, frankly, am surprised by the number of people who don't think they have any control over it. You can definitely develop your character (and integrity, as well as competency, even). But it takes effort, humility, prayer, and the ability to keep from sticking your head in the sand (or up your ass) to acknowledge that we are works in progress.
The entire post is worth the read, but here is the list of 'blemishes'...