"A common experience, resulting in a common confusion. A. has to transact important business with B. in H. He goes to H. for a preliminary interview, accomplishes the journey there in ten minutes, and the journey back in the same time, and on returning boasts to his family of his expedition. Next day he goes again to H., this time to settle his business finally. As that by all appearances will require several hours, A. leaves very early in the morning. But although all the surrounding circumstances, at least in A.'s estimation, are exactly the same as the day before, this time it takes him ten hours to reach H. When he arrives there quite exhausted in the evening he is informed that B., annoyed at his absence, had left half an hour before to go to A.'s village, and that they must have passed each other on the road. A. is advised to wait. But in his anxiety about his business he sets off at once and hurries home.