The Watchtower Society and John and Morton Edgar - A2Z.org

thoughu, words and actions rollow upod the perceptionof a certain sensation or set of sensations, the shorterbecomesthe interval, until finally it is quite inappreciable.No conscidus effort of the will is now required. Theaction has become more or less automatic. A habit hasbeen acquired. 'How can we explain this ? It may be that, just as theelectric current flows much more readily through a thickwire than through a thin one, so the filaments which connectcertain sensory cells with certain intellectual andmotor cells may, from frequent use, become thicker andmore active, and the cells themselves also may becomemore efficienti with the result that a conscious effort isno longer required.Physical Habits.Let me illustrate this by showing how a ph,ysical habitis formed. When a person begins to learn how to ride abicycle, he is told that whenever the machine becomesinclined to one side,-he should at once turn the front wheelto the same side in order to save himself from falling. Yetno sooner'is he mounted on the bicycle and left to his ownresources than he finds himself sprawling on the ground.Why is this ? His sensory cells warned him correctlywhen the bicycle became inclined to the side, but at thisotage of his training, he requires to make a distinct consciouseffort in order to pass the,message on to the motorfcells which govern the arm muscles. Before he has eventhought of turning the front wheel to the side, he is onthe ground.After he has had a few falls, however, the painful experienceteaches' him to think more quickly and moredefinitely, and the next time he mounts the bicycle, whenhe feels it becoming inclined to one side, he at once turnsthe front wheel to the same side. But he has not yetlearnt how far to turn it, and as a result he overdoes it,