sentences:  It was found that most mothers and women rated themselves as doing an excellent or very good job, but that working mothers rated themselves a lot higher than non-working mothers did--despite the fact that parents who felt they spent too little time with their children were less likely to rate themselves as doing an excellent job.According to a study conducted by Dr. Jennifer Stuart, sometimes the history of the woman affects how she chooses to balance the two roles, or if she will balance them at all.Specifically, Stuart asserts that the primary determinant is a woman's "quality of her relationship with her mother.