At the time that I knew them, they were not living together. They began dating again after their divorce, so I didn't really see fighting.
In Van Halen there were moments, like in some of the ballads, I put my heart and soul into those records. Those lyrics when I sang 'em, I gave myself goosebumps.
I would sort out all the arguments and see which belonged to fear and which to creativeness. Other things being equal, I would make the decision which had the larger number of creative reasons on its side.