So too with ships, great as they are, and often driven along by strong gales, yet they can be steered with a very small rudder in whichever direction the caprice of the man at the helm chooses.
»All things have been handed over to me by my Father, and no one fully knows the Son except the Father, nor does any one fully know the Father except the Son and all to whom the Son chooses to reveal Him.«
In the same way the tongue is an insignificant part of the body, but it is immensely boastful. Remember how a mere spark may set a vast forest in flames.