When pandemic started, I had a conversation with my boss saying I won't be going back to the office. He suggested we'd chat again later, but I insisted on sticking to my guns.
Standing up for yourself does not imply that you are disrespecting your boss or coworkers.
Healthy boundaries and limits should be applied to your relationship with your boss and everyone else.
Whatever decision you make now will have an impact on your children. We spent our days caught in traffic, away from our family and pets, and by the time we arrived home, we were exhausted. Let's stick to our guns now so our children would not be exploited in the future.