sometimes woman will totally change after having baby, i think at this moment, she will not have strong feeling about her baby, however, once her baby's born, her hormone may change and she can give up everything for her baby, on your part, you just tell her the benefits about breastfeeding, and
also ask her not to say a lot of bad words, which it will affect baby as well, as baby is the expert to copy from people, learn things very fast.