Arguments are a normal part of life -- it's certainly not expected that you never disagree with the people that you care about. But what can help is finding a way to disagree that doesn't drive a wedge between the two of you.
We forget that when we marry someone, we are not only marrying who they are today, but we are also marrying who they were as a child. The way in which your spouse argued with his parents is probably going to dictate how he will argue with you.
There's nothing wrong with occasional fights between partners. However, relationship issues multiply when fighting becomes the the expected mode of communication. This familiar battling debilitates rather than promotes a couple's bond.
The most common source of miscommunication in any relationship is a very simple one: people routinely fail to realize how little they are actually communicating. In other words, we think we've said a lot more than we actually have.