It means that people should have determination, and people without ambition will not succeed. A tree has no roots and no length, and a man cannot stand without ambition. Ambition is faith, and the role of faith in people: faith is the hope in people's hearts, which can arouse people's yearning for good things and inspire people to pursue indomitable things.
Proverb:
Proverbs are a Chinese word, pronounced as y à n Y. Proverbs are an important part of Chinese and refer to concise phrases that are widely circulated among the people. Most proverbs reflect the practical experience of working people, and they are generally handed down orally. Most of them are easy-to-understand spoken short sentences or rhymes.
Ready-made words commonly used in people's lives. Proverbs are similar to idioms, but they are colloquial and easy to understand. Generally speaking, they express a complete meaning and are almost one or two short sentences in form. Proverbs include a wide range of agricultural proverbs, such as "planting melons and beans before and after Qingming"; Some are rational proverbs, such as "As you sow, you reap"; Some common sense proverbs belong to all aspects of life, such as "modesty makes people progress, pride makes people fall behind." "Take a hundred steps after dinner and live to ninety-nine." And so on, a wide variety, countless.
Proverbs, like idioms, are part of the whole Chinese language, which can increase the uniqueness and vividness of the language. But proverbs and famous sayings are different. Proverbs are the practical experience of working people, and famous sayings are said by celebrities.