When somebody wrongs you, the best you can do is tell that person how you feel and leave it at that. If they choose to apologize, great. But those are just words. Their actions have to follow their apology.
30-hour weeks made a huge difference in my work/life balance. I could schedule appointments before and after work instead of scheduling during work hours and having to make up those hours later, resulting in more than 8-hour days with the same amount of productivity.