2. Different definitions. Motto refers to words with admonition and educational significance, which are generally concise, such as "all bets are off, but modesty benefits", modesty makes people progress, and pride makes people lag behind. A famous saying is a famous saying. As the saying goes.
3. The author is different. Proverbs are handed down from history, and many proverbs can't reach the source and the first user. The famous saying is that you can find out which celebrity said it.
4. The content is different. Motto is a summary of life experience and laws, which has educational significance. Although the famous sayings are also enlightening, they pay more attention to what the celebrity said.