Behavior (n.) matters to us in its subtle shades.
Behavior (n.) is judged against the whole hurly-burly of human actions, the background on which we see any single act.
Behavior (n.) marks, in its fine shades, the difference between a child's 'now it's a house' and the dawning of an aspect.
Behavior (n.) common to mankind is the system of reference by which an unknown language is interpreted, including orders given, understood, obeyed and rebelled against.
Behavior (n.) and state of mind are reported together — not side by side, but the one via the other, as "the sky looks threatening" speaks of the future through the present.