11.   And judging from experiences in Europe and Asia, Americans have only started to scratch the surface.

12.   And he has only scratched the surface.

13.   And if I have learned anything in my travels thus far, it is that I have only scratched the surface.

14.   And we may just be scratching the surface.

15.   And that barely scratched the surface.

16.   And that only scratches the surface.

17.   Ballpoint pens can scratch the surface, so use a felt-tip marker to write on the disc if you need to label it.

18.   Ainge said McDyess is still learning to fit in with his new club and has only begun to scratch the surface of his potential.

19.   Alas, we must end this sampling, having only scratched the surface.