Marcus presents two complementary truths about existence. First, the universe is in constant flux - everything is changing, evolving, transforming from one state to another. Nothing remains static. Second, within this cosmic transformation, our personal experience is shaped primarily by our thoughts and interpretations. We cannot control the universe's changes, but we can control how we think about them. This combination of cosmic perspective and personal responsibility creates a powerful framework for living: accept change as natural and inevitable while taking full ownership of your mental response to that change. It's both humbling and empowering.