Dutiful, kind, and considerate, Sophie also has a tendency to be impulsive in her actions and often feels guilty when she does something wrong, though her attempts to rectify matters are usually disastrous.
It is eventually revealed that Sophie possesses magical abilities of her own - she is capable of talking life into objects, though she initially is unaware of her powers and uses them unwittingly. When developed, they become very powerful, and it is assumed she can learn spells and charms as well. - Wiki