The universe would look to a two-dimensional creature who spend its life moving on the service of what turned out to be a globe, it could travel for millions of years and would always return to its starting point, it would never be conscious of what was above it or beneath it.
You will never be able to escape from your heart. So it's better to listen to what it has to say. That way, you'll never have to fear an unanticipated blow.