(September 15, 2014 at 8:32 am)ChadWooters Wrote: But you can deduce the existence of immaterial things from material things.
How?
A hole is not an immaterial thing. I can physically measure a hole. I (apparently) can't physically measure a God.
When studying how transistors work you deal with "holes" in electron fields, and their properties. They are very much measureable.