Strikingly, this creativity is a feature shared by natural languages and languages of nature [ 1].
While the number of natural languages has fallen, people have tried to create entirely new ones.
However, there is value in the ambiguity that pervades the world's natural languages.
A characteristic feature of natural languages is what is known as their productivity, creativity, or unboundedness.
Chomsky argued that the characteristic fact about natural languages is their indefinite extensibility.
It is at this point that the links between Jungian psychology and religion emerge particularly clearly, because if symbolism and mythology are the natural languages of the unconscious, they are the natural languages of spiritual traditions too.
To promote this sort of connection, Bernstein and Wilson have hired experts on humanlike computer interfaces and natural languages.
In natural languages there is no upper limit to the length, complexity, or number of grammatical expressions.
(For examples related to natural languages, see Subsect. 5.4).
According to Ajdukiewicz, natural languages are open and disconnected.
Most natural languages have little trouble generating self-reference.
