You are not expected to complete the task, But you are also not free to ignore it. Blow the rest away. It is marvelous to have the sense that all living and moving is dropping, or going along with gravity. Afterall - the earth is falling around the sun, and, in turn, the sun is falling around some other star. For energy is precisely a taking of the line of least resistance.
Energy is mass.
The power of water is in following its own weight. All comes to him who weights.