sterJeśli bowiem nie wiadomo, jak ustawić ster, każdy wiatr jest wiatrem dmuchającym w złym kierunku. Because if you don't know how to adjust the rudder, every wind is the wrong wind.
An underwater vane used to steer a vessel. The rudder is controlled by means of a wheel, tiller or other apparatus (modern vessels can be controlled even with a joystick or an autopilot