Then came songs about Ms. Horn's perennial topic, a love that's worth sacrificing everything for.

"It's such a perennial topic for the human race, and one of the greatest pastimes - even in bookstores," she said.

Other perennial topics include the death penalty, abortion, and the legalization of marijuana.

The nature of Being is a perennial topic in metaphysics.

(Ages 3 to 7) Gardens are a perennial topic in children's literature, and with good reason.

The arming of police in Great Britain is a perennial topic of debate.

Here a perennial topic in traditional public finance - the burden of the national debt - is considered.

The first, of course, is the perennial topic of judicial pay.

Speculation that Prudential may sell its securities subsidiary, which lost more than $800 million last year, has been a perennial topic on Wall Street.

But common sense remains a perennial topic in epistemology and many philosophers make wide use of the concept or at least refer to it.