As ships pass through the medium of water, they stir up a wake, a long trail left by the moving vessel.
This wake, near Hubbard Glacier in Alaska, looks thick and heavy.
Still, it does not drive the boat. In the same way, as Wayne Dyer reminds us, our past does not have any power to push us into the future. It is simply a receding trace that we are constantly in the process of leaving behind.