People who irritate you, in some way or the other can bring about the best in you. They can bring out the talents and skills in you. See, when everyone around you is wonderful you don’t need any skill to handle a situation. It will only happen when there are people whom you think are unreasonable. So it is an exercise, take it as an exercise as much as possible.
I know it is not an easy job. At least, you save your mind.
I have spoken a lot about this in the books Celebrating Silence and Celebrating Love, go over it.
The moment deep acceptance starts coming from within you will suddenly find the other person also changes. It is strange, but true. When we change, they also change.