.. on the banks of a very picturesque mountain stream that pours out its crystalline water in four or five waterfalls into the Dussel brook... Oh, in this cave, at this crystal flood, I often felt myself so well! Sensations frequently welled up in my bosom at this blessed place that ennoble the soul and make pour out joyful tombs; [they] give the heart impressions that neither greatness or honor can steal from us. An indomitable longing came to me, to learn more and more about these enchanting shades of beautiful and holy nature, and to transfer them on the canvas with my brush.