In 2012 he released Old Ideas, a collection of songs which pondered such durable themes as mortality, love and redemption and which became the highest-charting of his career, reaching No 1 in a string of territories.
He is like an algorithm cycling through a set of durable themes: Nobody believed in me; always be loyal; my enemies are out to get me; we should be together; I've tried to be faithful, but I just can't.
She sings eternal standards some call folk music with durable themes like alienation, greasy skillets, and the sensual longing of nighttime.
The ballet world is a durable fashion theme, and Jean Paul Gaultier took it for a spin Wednesday afternoon as the fall haute couture season closed.
It's not just that, in recent books like "Everyman" and "Exit Ghost," a preoccupation with death has emerged alongside, and to some extent overshadowed, the durable Rothian themes of sexual appetite and life after Newark.
The most durable afterlife of the "Robin Hood" theme has been the hundreds of parodies, mostly in the form of radio ads from businesses hawking everything from tires to toothpaste.
Although "Face the Music" was originally conceived by Hart and ultimately billed as a "musical comedy revue," it actually acquired a real book that turns on a zany variation of the durable let's-put-on-a-show theme.
Chinese gambling and Internet companies "are two themes we think are very durable because we don't have to own all of emerging markets," Mr. Yusko added.
The themes of science fiction may be durable — the individual pitted against a faceless network of power; the dangerous technologies disguised as utopian breakthroughs — but the look and mood of sci-fi movies are always changing.
There are variations on this theme, of course, but it is remarkably durable.
