21.   Oh, what a difference a flake makes.

22.   Our personality differences make divergent pursuits at times mutually acceptable and healthy.

23.   Sarah Fisher was talking about what a difference a year makes.

24.   Still, such differences make it hard for the Europeans to accept U.S. leadership without question.

25.   That difference makes deposits and bonds in dollars more attractive.

26.   That marginal difference could make it more comfortable for some Democratic senators to stick with their president.

27.   That little difference can make a big difference.

28.   The difference made the animal look, well, ominous.

29.   The DNA differences in question make no difference to the people involved because they are not part of the genes.

30.   The matches will be similar -- though not identical -- to the biennial Ryder Cup matches, and the differences make a Presidents Cup primer a necessity.