Various educators teach rules governing the length of paragraphs. They may say that a paragraph should be 100 to 200 words long, or be no more than five or six sentences. But a good paragraph should not be measured in characters, words, or sentences.Various educators teach rules governing the length of paragraphs. They may say that a paragraph should be 100 to 200 words long, or be no more than five or six sentences. But a good paragraph should not be measured in characters, words, or sentencesVarious educators teach rules governing the length of paragraphs. They may say that a paragraph should be 100 to 200 words long, or be no more than five or six sentences. But a good paragraph should not be measured in characters, words, or sentences