Everything is in his head, fantasy is elevated as a higher value. According to today's "here and now" attitude his lifestyle is not healthy at all.
I enjoyed some of his works. You can admire his work but not follow his lifestyle, that's I think relevant for many artists.
Possibly with the exception of commercially-minded artists like Bouguereau, a 19th century French painter who spent his considerable talent on churning out endless canvases of cute baby angels. He is supposed to have said: “I lose 100 francs every time I have to stop painting to take a piss.” — Clearly a model of contemporary productivity.