Art works because it appeals to certain faculties of the mind. Music depends on details of the auditory system, painting and sculpture on the visual system. Poetry and literature depend on language. ↗
Movie making is not like other art forms, like painting, or writing a novel, because that can be digested or interpreted... It takes two years to make each one of these, and it's always judged on money. ↗
The secret to so many artists living so long is that every painting is a new adventure. So, you see, they're always looking ahead to something new and exciting. The secret is not to look back. ↗