Stupidity is sometimes loosely used for temporary dulness or partial stupor, but chiefly for innate and chronic dulness and sluggishness of mental action, obtuseness of apprehension, etc.
Aberration is eccentricity of mental action due to an abnormal state of the perceptive faculties, and is manifested by error in perceptions and rambling thought.
Mental action, in short, is influenced by the state of the heart as much as by the state of the body.
Yet on no point, in the whole theory of mental action, have I a more fixed and assured conviction.
So mental action is influenced and induced by forces of the same nature with itself.
So mental action may be imponderable, intangible, and yet a real existence, and ruled by the Eternal through his laws.
Electricity we also see to be universal; if, therefore, it be a principle concerned in life and in mental action, as science strongly suggests, life and mental actionmust everywhere be of one general character.
Therefore our criterion applies to the upper limit of non-mental action, not to the lower limit of mental.
I may, however, here explain that in my use of this criterion I shall always regard it as fixing only the upper limit of non-mental action; I shall never regard it as fixing the lower limit of mental action.
In addition to these, there may, or may not be, another phase of mental action.
The only objection to this view, of much weight, is the extreme rapidity of mental action, which this view supposes.
The tendency of the mind to group individual objects together on the ground of perceived resemblances, is very strong, and must be regarded as one of the universal and instinctive propensities of our nature, one of the laws of mental action.
Yes, even in these low planes may be found traces of mental action.
We have seen that the operation of the Law of Attraction results from Vital-Mental Action on the part of the Life and Mind Principle inherent in the nature of the Particles of Substance.
In this sense Kant especially has done much to strengthen the prevailing conception of mental action, and has, by his Critique of Pure Reason, converted philosophy into a mere "science of reason.
The above list will hopefully provide you with a few useful examples demonstrating the appropriate usage of "mental action" in a variety of sentences. We hope that you will now be able to make sentences using this group of words.