Beards on Father Time, river gods, God the Father, ancient mariners, and lots and lots of artists, especially the Nabis.
Short summary of their history, art, and their role in the evolution of painting in the twentieth century, with copious links to articles here.
Flattened perspective, muted colours, and decorative patterning: some of the characteristics of the early Nabi years.
Influence by Gauguin and Sérusier, he painted intensively in Brittany as a Nabi. By 1894, he had entered a monastery, where he worked in the Beuron Art School.