"The health of the eye seems to demand a horizon. We are never tired, so long as we can see far enough." -Emerson
Your eyes are an extension of your brain tissue. Where the eyes go you go. This is neurological, physiological, spiritual and is incorporated into most disciplines of life including Motorcycle racing, martial arts, body placement and even voice projection.
When you lk forward with your eyes at the horizon, when you visualize forward like motorcycle riding with smooth transitions from acceleration to braking, from braking to turning, getting off the throttle, on the brakes, beginning to turn the motorcycle, getting on the gas or even how you See by Faith in life (Heb. 12:1-2 ...let us run with patience the race that is set before us, Looking unto Jesus...), you...
have Clarity of Vision the more you practice. The more Clarity about your ambitions in life you get then the better command you'll have with forward...