In my expressive abstract painting classes my students are instructed to paint on paper when we do exercises exploring principles of Value, Color, Composition, Shape and more. If it is the first time they are using paper, they are usually pleasantly surprised by how versatile and wonderful paper can be as a painting substrate.
What makes you feel most alive? What are those places, things, people and activities that make the area between your belly button and chest cavity swoon? For some artists, it may be the sea. It could be the mountains or a sunset. Or, is it an urban landscape or a poem? It can be all of these things.