Just as you can create an interesting and dynamic composition within a single drawing, the entire page, with it’s mix of sketches and written notes, can also have a dynamic composition. Some people plan this out in advance. The calligrapher and nature journaler J. Panter draws page layout ideas into the back of her journal.
Each of these designs can provide inspiration and ideas for a page template. With a framework like this in the background (perhaps sketched in with non-photo blue pencil) you have a little structure that can also help you get over the fear of the blank page. Click the first image to enlarge.