People show their talents with ambition, and horses climb mountains and mountains with their hooves.

From Zhuangzi's Miscellaneous Articles Stealing Feet. Horses strive to climb mountains, and people show talent and ambition. This sentence mainly talks about horses struggling to run and climb mountains. People must have ambition and study hard to show their talents. Generally speaking, struggle is the way to get rid of mediocrity. Zhuangzi's Miscellaneous Pieces Stole Feet is one of the external pieces of Zhuangzi, which is regarded as a fake by later generations. It mainly tells three short stories: Confucius' persuasion, high-spirited answer, knowledge and debate.