Picture a sailor skillfully tying a rope into a complicated knot When it is complete, the layman can see the strands going into the knot, but he is not sure how to loosen it
दोरीच्या साहाय्याने गुंतागुंतीची गाठ बांधणाऱ्‍या खलाशाचे चित्र डोळ्यांसमोर उभे करा.