Composition refers to the organization, arrangement, and combination of objects within the borders of a drawing space. For a great drawing, you want to bring the eyes of the viewer toward your center of interest within an aesthetically pleasing composition.
The idea that clockwise motion represents the forward motion of time so powerful that it's hard to look at such a watch or clock without having the slightly unsettling feeling that time is running backwards.
This is how the wind belts usually rotate; counter clockwise in the northern hemisphere and clockwise in the southern. This is a resultant of the Coriolis Effect, which, if the earth rotates reversed would change direction. It might result in a reversal of the global wind directions. Regions currently rain shadowed might be flooded and vice versa.