Narrative in the song a very simple but very intriguing story: a father give his son a gift -a ball,and the son ask father to play with him, but the father always said: "another day!"Although the total is rejected, the little boy is still revered father, want to grow up can be like father.Later, the boy grew up and went to college, graduate, work...Occasionally to visit my father, my father always said: "more than free to accompany me, and I can talk."The boy said he'd love to, but very busy, so: "another day!"Looking at the boy leave the tall figure, father said: "he really like me...".The poet compares the father's love to the ball.