Usually when people do fasting they suffer from stress. In turn, that's why they don't do fasting. Because they expect to suffer. However, we need to find way how to do fasting with pleasure. We need to wait fasting like holiday celebration.
What my internal voice often tells me to do? And what I don't do?
How can I resolve my life goals in terms of math programming task: maximize the goal, paying attention to restrictions and to resources at start.