he felt pretty sure he would when he was sailing , the boat was an extension of his own body , like an extra limb ; he knew precisely what every creak was trying to tell him as if the boat were hard wired straight into his brain , every twang of rope , every shudder of the hull , every whisper of sail ... marty should have noticed the change ; he was experienced enough would have noticed a change , nick amended mentally , if hed been sober and if it would have been his boat .