Have I made my intentions and points clear in the essay?
Organize before you start writing. Set the plan and execute, execute, execute—this is the only way to achieve the results you want.
Paraphrase it or summarize the key points of your paper. Have you avoided repetition? They are the prof telling you how to be impressive, clear, or to raise your grade through a demonstration of your wits and knowledge.
Go through and underline actionable items. You have probably read the definition of an essay many times. Ask your friends to provide their feedback and make suggested changes if you think they make sense.
Get out some paper and a pencil and let's get started! When it comes to writing, try to choose as narrow topic as it is possible to make your writing process enjoyable. This prof is doing what profs do: pontificating.