Or if you don't like it, you can switch to formula and your baby will have gotten some invaluable health benefits. I have to go back to work. There are many ways to combine employment and breastfeeding. I don't want to be tied down. It is much easier to go out without all the paraphernalia you need for formula feeding.
Breast size has nothing to do with the underlying milk producing structures.
If it hurts, then you most likely do not have the baby positioned correctly. Contact La Leche League or a lactation consultant for help. Breastfeeding is a learned skill. It takes a little time for the breastfeeding pair to get good at it. Breastfeeding provides benefits to the mother and child for as long as you do it.