there is hesitancy, with the chance to draw back there is always ineffectiveness.
Concerning all acts of initiative there is one fundamental, elementary truth (countless ideas and splendid plans die from ignorance of this) the moment one definitely commits oneself, providence moves too.
All sorts of things occur to help that would otherwise never have occurred. A whole stream of events issue from that decision. In one's favour all manner of incidents, meetings and material assistance arrive, which no-one would believe would come in their direction.
Whatever you think you can do, begin it. Action has magic, grace and power." Goethe