Some of us were raised to unleash a flurry of angry words no matter the consequences, so long as you apologize later. Others were raised to bottle the anger up. Don't say anything if you can't say anything nice. All the while, never really knowing that one day the bottle would burst. It's not wrong to be angry. But it is wrong to mistreat others in our anger. 

I didn’t know I had a conflict style until after I got married. I came from a family where there was lots of yelling and tense undertones whenever there was an issue that needed to be tackled. It made me extremely uncomfortable as a child in this environment, as I was also highly sensitive and not well practiced in different techniques of how to handle overwhelming emotion