Toolbox:  On Sentences and How to Improve Your Writing Immediately. No one ever taught me this. But, as someone who wanted to improve my writing as a craft, this is something I set out to understand: why is writing good? The best writing has rhythm and readers might not even be aware of it, but that’s why we return to the writing again and again. The story and structure have to be there, but without rhythm as the foundation, the writing doesn’t work.