93. Of the three methods of distinction already pointed out as open to the phrase-writer - Exclusion, Variation and Vocalization - the last is generally the best. Unlike Variation, it does not disturb the uniformity of the writer's outlines. To write a given word at different times in two or three different ways, tends to cause hesitation, and therefore is not a desirable expedient, though sometimes necessary.

94. Vocalization is better, too, than Exclusion, because the latter frequently compels the writer to break a natural and desirable phrase, and excludes from his phrasing vocabulary one of two words, both of which may be common and useful.