We also made some auxiliary observations that may be of interest.
we find differences in letter and sound distribution (e.g., memorable quotes -after curse-word removal -use significantly more "front sounds" (labials or front vowels such as represented by the letter i) and significantly fewer "back sounds" such as the one represented by u), 11 Feature set # feats Accuracy bag of words 962 59.67% distinctiveness 24 62.05% * generality 4 56.70% slogan sim.