How to write a good essay? For writing a good essay, you must first be clear about the topic assigned to you. Make sure you understand it thoroughly and are able to properly elaborate it in your words if you have to. A good essay has three distinct parts; the introduction, explanation and conclusion. Give proper attention to each part and make sure you do not mix different concepts and ideas. Assign one paragraph to one concept or idea. Start the paragraph with an introductory sentence that introduces the idea, explain it further in a few sentences, and then add a conclusive sentence to end the paragraph.