:3) Mental process requires collateral energy. - Gregory Bateson

:5) In mental process, the effects of difference are to be regarded as transforms (i.e., coded versions) of events which proceeded them. The rules of such transformation must be comparatively stable (i.e., more stable than the content), but are in themselves subject to transformation.

Language commonly stresses only one side of any interaction.

Prediction can never be absolutely valid and therefore science can never prove some generalization or even test a single descriptive statement and in that way arrive at final truth.