I encourage adults to be mindful about their behavior in front of children. The aggression they witness can sometimes become a part of who they are later on. Families often seem to have some level of dysfunction, but it is the those who are mindful of the imprinting that takes place who have the best results!
There are four basic ways people can deal with conflict at different times - competition, avoidance, accommodation and collaborative problem-solving. These strategies depend on the level of concern people in dispute have for their own outcome vis-à-vis the other party's outcome. (It's called the Dual Concern Model.)