"Their goal as collectors is to find works of singular quality that moves them," Mr. Gray said.

Without a doubt, there were singular qualities of "intense woman-to-woman" relationships that gave some women the strength to devote themselves to social causes and career advancement.

Most of the poets said Columbia had a singular quality that encouraged them to write poetry as undergraduates.

Do you make wines that emphasize the singular qualities of a particular region and its grapes, and hope that the world will admire them?

I think you and the Times editors missed the most singular quality shared by your readers: we read your competitors.

In truth, although there is magic in the name of the boat, the sail doesn't appear to have that singular quality.

If not high fashion, its guests had a singular distinguishing quality - wealth.

The troupe looked more classical by Western standards, although the point about the Bolshoi is that its classicism had a singular fiery quality.

A horn of singular quality.

All the verdure was going grey, and was developing a highly singular quality of brittleness.