A text’s meaning crystallizes only when we can trace the flow of thought from start to finish. In-depth knowledge of individual words, phrases, and clauses is of little value if we cannot relate each of these parts together in the text. Many different kinds of relationships exist in a text. In the case of clauses and sentences, the relationships often are either temporal (e.g., one event following another) or logical (e.g., a conclusion on the basis of foregoing reasons). Moving