求不用一分钟能读完的英语小故事

Once upon a time, there was a mouse father.
（很久很久以前，有一个老鼠爸爸）
He wanted to marry his daughter to the greatest person in the world.
（他想要将他的女儿嫁给世界上最伟大的人）
But, who was the greatest person in the world?
（但是，谁是世界上最伟大的人呢？）
O