The world is only one poor harvest away from chaos. We are so close to the edge that politically destabilising food prices could come at any time
To any writer: Teach yourself to work in uncertainty. Many writers are anxious when they begin, or try something new. Even Matisse painted some of his Fauvist pictures in anxiety. Maybe that helped him to simplify. Character, discipline, negative capability count. Write, complete, revise. If it doesn't work, begin something else.