42. Epigram.
43. Let each sentence have one, and only one, principal subject of thought. Avoid heterogeneous sentences.
44. The connection between different sentences must be kept up by Adverbs used as Conjunctions, or by means of some other connecting words at the beginning of the sentence.
45. The connection between two long sentences or paragraphs sometimes requires a short intervening sentence showing the transition of thought.
II. BREVITY.
46. Metaphor is briefer than literal statement.
47. General terms are briefer, though less forcible, than particular terms.
47 a. A phrase may sometimes be expressed by a word.
48. Participles may often be used as brief (though sometimes ambiguous) equivalents of phrases containing Conjunctions and Verbs.
49. Participles, Adjectives, Participial Adjectives, and Nouns may be used as equivalents for phrases containing the Relative.