It's little wonder many writers thank their editors in forewords, dedications and acknowledgements. As I've found writing book reviews for Writing NSW, and especially recently with Dyschronia by Jennifer Mills, editors have a magic touch when reviewing a writer's work and suggesting edits.
There were many grammatical errors, typos and howlers over the ten years I published my dog club newsletter. In my defence, I caught most of them during the final read … after I’d photocopied it! Oh, how I wish I’d had my editor and proofreader friend, Grammarly, back then.
To help overcome writer's block and start writing the first sentences of A Moveable Feast, Ernest Hemingway is said to have reminded himself: “Do not worry. You have always written before and you will write now. All you have to do is write one true sentence. Write the truest sentence that you know.”