No one was very sure how the phrase originated.

More to the point, how and when did the phrase "a national treasure" originate?

There are at least two theories as how the phrase originated.

Before we get into the debate about what Web 2.0 actually means, let's look at where the phrase originated.

The phrase originated from the scientific study of brain chemistry.

The phrase that the chairman did not say originated in hospital usage.

The phrase originated with a campaign by the Consumers' Association in 1998.

The phrase originated as a slogan for the fast food chain Wendy's.

The phrase originated from the middle school entry exams scandal of 1964.

The phrase originates from a time when the whole household shared the same bath water.