Z-paper 252 by Herb Zinser provides some data about Nature's SYMBOL MACHINE comprised of nouns, verbs, concepts, math equations, flowcharts, etc. The ideas found in math and science textbooks are part of the SYMBOL MACHINE.
Using Galileo's suggestions of " 2 CHIEF WORLD SYSTEMS" we now perceive Sartre existentialism as partitioned into 2 or more data spaces....... the 2 CHIEF existential entities
1) physical reality of objects: concrete highways, iron automobiles, cellulose trees, humanoids, etc.
2) The world of symbols, concepts, process control system flowcharts, biochemistry diagrams, math and physics equations, etc.
Maps and Territories - Rijnlandmodel
Language in Thought and Action, S.I. Hayakawa.
Chapter 2 Symbols Maps and Territories
There is a sense in which we all live in two worlds.
Thus we see some nasty words and how they are used inside the brain and the subconsious mind ... for SYMBOL manipulation that has English department approval ... and approval of errors and crime commands.