Ida Pauline Bäurlin is born on the 7th of July in Aarau, Switzerland. Following the early death of her father, Paulines mother Luise single-handedly raises the eight children. After finishing school, Pauline insists on working as a teacher. She finds a job in Aarburg and meets the widower Johann Jakob Zimmerli whom she marries in 1859. From this moment on she is responsible for the care of six step children and her own son Oscar.