What you stay focused on will grow.
The real subtlety here isn't that attention produces results—it's that what we focus on literally becomes our reality, not through magic but through the simple mechanics of perception and habit. When you fixate on your failures, you begin noticing only evidence that confirms you're incapable; when you train your eye on your progress, that same life suddenly looks promising. A person struggling with anxiety who spends each morning scrolling medical symptoms will watch their worry expand like water filling a container, while someone who instead focuses that same mental energy on breathing exercises or a creative project finds the anxiety hasn't disappeared—it's simply been crowded out. Bennett reminds us that focus isn't passive; it's the most active choice we make about what becomes large in our inner world.