Full Idea
Behaviourists regard the use of language as just a special kind of behaviour.
Gist of Idea
For behaviourists language is just a special kind of behaviour
Source
Robert Kirk (Mind and Body [2003], §7.9)
Book Reference
Kirk,Robert: 'Mind and Body' [Acumen 2003], p.155
A Reaction
This is not an intuitively obvious view of language. We behave, and then we talk about behaviour. Performative utterances (like promising) have an obvious behavioural aspect, as do violent threats, but not highly theoretical language (such as maths).