They are rather formidable looking expressions containing the potentials and their first and second derivatives with respect to the coordinates. In his book Reality and the Physicist, perhaps the most authoritative discussion of the measurement problem readily available to non-scientists, French physicist Bernard d'Espagnat concludes that a solution which excludes reference to human observers is unlikely. 1 Number 2 Year 1994 Pages 273-4 One therefore suspects it is wrong to think that as one penetrates deeper and deeper into the structure of physics he will find it terminating at some n th level. One fears it is also wrong to think of the structure going on and on, layer after layer, ad infinitum . Physics is a system of mental models of fields and their interactions.
Geometry tells matter how to move.
Matter tells geometry how to curve.