But writing to be understood takes more than stating all the facts. It means your prose itself must be clear and uncomplicated. You can explain very complex ideas without having complex text. This does not mean you should dumb-down your vocabulary. It means that you should make sure you're using words correctly in proper grammatical sentences. If you don't know what a word means or how to use it, look it up or don't use it. Your prose should be free of ambiguity. Sentences should not be choppy, but neither should they run on beyond a single idea. Paragraphs should be logical structures, not random space breaks. If you must say something in a complicated way spanning several sentences, try adding a sentence to summarize the idea. In other words, make every effort possible to be clear about each point in the essay