"Horses strive to climb mountains, and people are talented and ambitious." Horses leap over mountains by vibrating their hooves, and people need determination and courage to display their true talents and practical knowledge. The first half of the sentence, "a horse struggles to climb mountains and mountains", also known as "an old horse gallops thousands of miles", is the basis of the whole sentence, which vividly expresses that it takes great determination and courage to display its talents and achieve great things.