ABSTRACT
O What are the essential differences between human and non-human use and manufacture of tools?
O What is the relationship between language and (a) the ‘promiscuous combination of ideas’; (b) mental symbols; and (c) abstract thought?
O What are the essential differences between human and non-human use and manufacture of tools?
O What is the relationship between language and (a) the ‘promiscuous combination of ideas’; (b) mental symbols; and (c) abstract thought?