A small sparrow sir, was flying over snow clad mountains, it fell down unable to bear the cold, it's shivering in the cold, a buffalo going that side dropped dung on it, sparrow felt already I'm shivering in cold and now this dung on me, but realisation dawned immediately, it felt the warmth of the dung and started enjoying it, sparrow raised it's head from the dung and sang a song, 