"When I lived in Madrid, I lived just a few blocks from the Prado, making frequent visits to one of the finest collections in the world a pleasant task. There I came upon a particular image of the Virgin Mary, in which she reveals a breast that squirts milk in a long stream directly into the mouth of a monk at prayer. It was depiction of a vision of St. Bernard of Clairvaux by Alonso Cano. At that time I had no interest in breastfeeding and Cano was not my favourite at the Prado, but the scene was fascinating, slightly erotic and from the Central European perspective absolutely unprecedented. I saw the same scene in several other paintings at the museum. I saw it enough times to imprint the image in my mind. And after years when I myself began to use streams of milk to make marks on paper, I remembered it, of course. And so I even came to think of it as actually "normal" ... "