How To Maintain Integrity

There is a lot in iWork that is not easy, but I think relationships are the most difficult. What do you do when you have to work with someone that is difficult? Or with someone that requires you to do more of the work? Or with someone that just rubs you the wrong way? How do maintain your integrity? Let us know how God uses you in situations like that. If you feel like you are in that situation right now post a brief note about how you need help.