'[we have ] a sufficiently strong propensity not only to make divisions in knowledge where there are none in nature, and then to impose the divisions in nature , making the reality thus comfortable to the idea, but to go further, and to convert the generalizations made from observation into positive entities, permitting for the future these artificial creations to tyrannise over the understanding.'

-Henry Maudsley, from Iain Mcgilchrist - 'The master and his emissary'