By natural endowment; by means of, or in virtue of, inherent knowledge or capacity; without special teaching or training. Now frequently in to come n…

By intuition; by immediate perception or direct mental apprehension; without the aid of intermediate ideas.

With regard to noumena; from a noumenal point of view.

In an insensate manner: (a) unconsciously; (b) unfeelingly; (c) senselessly, foolishly.

by intuition; intuitively.