“Sometimes, as a great treat, I was allowed to remove Nursie's snowy ruffled cap. Without it, she somehow retreated into private life and lost her official status. Then, with elaborate care, I would tie a large blue satin ribbon round her head - with enormous difficulty and holding my breath, because tying a bow is no easy matter for a four-year-old. After which I would step back and exclaim in ecstasy: "Oh Nursie, you ARE beautiful!" At which she would smile and say in her gentle voice: "Am I, love?”