You have a right to say no. Most of us have very weak and flaccid 'no' muscles. We feel guilty for saying no. We get ostracized and challenged for saying no, so we forget it's our choice. Your 'no' muscle has to be built up to get to a place where you can say, 'I don't care if that's what you want. I don't want that. No.'
I never had one day that I didn't want to be on the ice, because I always had an objective for that day. I had a rigorous plan and schedule in place that I had to adhere to. It was a step-by-step process of slowly but surely inching toward the Olympic Games and using every day as a series of goals to be accomplished.