. . . Through impact left hand doesn't perform, but only is maintained in certain postions (left does not perform or cause hinge action).
So . . .
The Right Hand does it all.
In piano music, there is treble cleft (right hand) and bass cleft (left hand). Each hand plays their respective parts, and the result is MUSIC. You would have us believe that, in golf, the left hand plays the part of the deaf mute.