I'll Never Marry — Juliet Armstrong

She was sure she'd never attract a man. No one, Catherine was convinced, would be interested in the quiet mouselike creature that she saw herself as. So she took herself off to become a foster mother in a children's home. Andrew Playdle, however, was equally determined to convince her that there are many men who demand more of a wife than just a pretty face -- himself, for instance. The collision between them was inevitable -- the outcome unexpected!