Columbus would have lacked incentive for his historic voyage which was not made to prove that the world was round but to provide a better trade route to the rich countries of the Orient.

• 哥伦布也将缺乏他那趟历史性冒险的动机，那趟并非是为了证明地球是圆的，而是为了提供一条更好的路径，一个通往东方的富有国家的冒险。