One can even go beyond know-what into know-whether. This involves the evaluative structure of the human mind which enables us to make decisions and choices among different images of the future. Human behavior cannot be explained without this further development in the hierarchy that starts with simple information. This actually goes back a long way in evolution. Even the amoeba knows whether to absorb a piece of grit or a piece of food.

Boulding (1984) In: Meheroo Jussawalla, Helene Ebenfield eds. Communication and information economics: new perspectives. p. vii