1.   Increasingly, retailers and manufacturers are questioning whether Gore can continue to thrive at such rarefied levels.

2.   At the most rarefied level, this means haute couture.

3.   At the close, Fayette, rising on half toe, seemed to reach up to the same rarefied level.

4.   Academics who can compete on that rarefied level have also begun to arm themselves with headhunters and lawyers, like professional athletes shopping for new contracts.

5.   Jefferson consummated his relations with women at a more rarefied level. . . .