You are at the grocery store for your weekly shopping. From one aisle to another, you pick the items as you check them off your list. You get to the fruits and vegetables section. You check your list then pick some broccoli, spinach, apples...you smell the cookies from the bakery section just next to where you’re standing. For a minute, you forget what you were to pick next as your mind drifts away. You muster enough concentration and continue shopping but your mind just can’t keep off the idea of getting some cookies. Ever had such an experience? If you