therefore the doubtful honour of being given the name of common sense (sensus communis); and in such a way that by the name common (not merely in our language, where the word actually has a double signification, but in many others) we understand vulgar, that which is everywhere met with, the possession of which indicates absolutely no merit or superiority.

But under the sensus communis we must include the Idea of a communal sense, i.e. of a faculty of judgement, which in its reflection takes account (a priori) of the mode of representation of all other men in thought; in order as it were to compare its judgement with the collective Reason of humanity, and thus to escape the illusion arising from the private conditions that could be so easily