Agnosis

And finally, we come to the agnosis, the most important of them all, […] I do not refer to the agnosis or the ignorance of cancer in general.

For instance he cannot tell the time on the clock, since that depends on the relation of the direction of the hands to each other. This inability to differentiate the directions in relation to each other is a possible cause of optical agnosis. There is a direction element in the form of every object.

They point out that unilateral spatial agnosis is not the sole cause of the disability, and that some degree of bilateral cerebral involvement may be an […]

The situation of the person who denies that metaphysical objectivity that is essential to the very idea of truth is not only one of self-contradiction, but of permanent agnosis.