Substance Dualism And Its Effects On Physical Beings Essay
Premise (1) is true because (i)nonphysical beings cannot causally influence physical beings; (ii)bodies are physical beings, and (iii) if substance dualism is true, then people are nonphysical beings.
I’m going to explain why nonphysical beings cannot causally influence physical beings. Physical beings undergo physical events. Physical events always occur in space and involve transfer of energy. Since energy and spatial location are physical properties, and nonphysical beings don’t have physical properties, nonphysical beings cannot cause the changes of energy or location. Therefore, nonphysical beings cannot causally influence physical beings.
I’m going to illustrate my point with an example. In order to start a music box someone has to rotate the ratchet lever. The ratchet lever in turn rotates the cylinder connected to it. The set of pins that place on the cylinder are in turn rotates. The cylinder is…