Which is precisely the reason why many central banks across the world now have the mandate to safeguard price stability. Maybe a comparison with a ship will help to illustrate the situation. A ship ought to have enough water below its keel at all times in order not to run aground.
At the same time, too much water would prevent the ship from casting its anchor. It is important to emphasise that our target is a medium-run one. The medium run does not mean "sometime in the distant future", nor does it mean "as fast as possible and at all costs".