To start writing a book, begin with a clear idea or topic you are passionate about. Decide the genre, main theme, and target audience. Next, create a simple outline with key events, chapters, or main points to organize your thoughts.
Start writing without worrying too much about perfection in the first draft. Focus on building a routine and writing consistently each day. Developing interesting characters, a strong opening, and a clear storyline can also help keep readers engaged. Editing and revising come later, so the most important step is simply getting your ideas onto the page.