Abstract

Assuming that we find the concept of naturalness coherent, we shall no doubt wish to allow that certain relations count as highly natural. Many of us will think that various spatio-temporal and causal relations—is the cause of, is spatially separated from, is later than—are highly natural. Some of us will think that various basic semantic and mentalistic relations—refers to, attends to, believes.…--- are highly natural. Some will think that various logico-mathematical relations—being the successor of, being identical to…—are highly natural.