Stuck to the golden frame

Eco-activists train their sights—and various body parts—on museum masterpieces.

When I first read about adherents of the group Just Stop Oil gluing themselves—first palms, then in The Hague recently, heads too—to renowned artworks in museums, I thought immediately of The Golden Goose, a Grimm brothers tale.

For those requiring a refresher: A humdrum yet generous man earns a golden goose from a magical old man whom he assists. As t…