One night when I couldn't sleep, I began thinking about how God had created my children, and how He loves them so much more than I ever could. And the Holy Spirit gently reminded me that I have no right to treat children beloved by God Himself in the manner that I had been treating them. In order to remind myself of my children's worth, I painted this sign to hang above our family pictures.
Elias found this article by Emily Jensen that put into words exactly what I was struggling with and how to overcome it. I strongly recommend it to all moms and dads who desire to be more patient witht their children.
How to Fight Anger in Motherhood