The most classic famous saying of using numbers is "the three must learn from each other's strengths" in The Analects of Confucius. Although this sentence is only seven words, it contains profound philosophy: everyone has something to learn, whether it is advantages or disadvantages, and can make continuous progress by communicating with others to learn from each other's strengths.

In the business field, the famous saying "80/20 rule" is also highly respected. This law points out that about 80% of the results of any phenomenon are caused by 20% of the reasons. This rule is of great significance in marketing and customer relationship management. Enterprises can find the most effective way to improve work efficiency and income by analyzing data.

In the field of management, the famous saying "four basic principles of management" is also widely circulated. It points out that the four basic principles of management are planning, organization, leadership and control. A good manager needs to use these four principles to achieve goals and maintain the vitality and stability of the organization.

In addition, on the road of life, there is a famous saying "there is no end to learning". This rule is of great significance in marketing and customer relationship management. Enterprises can find the most effective way to improve work efficiency and income by analyzing data. This sentence tells us that no matter how old you are, no matter what field you are in, you need to constantly learn and improve yourself in order to make continuous progress and success.

Finally, there is a famous saying, "Unity of knowledge and action". This sentence means combining theory with practice, and only real practice can verify the correctness of the theory. People are often familiar with the theory, but don't know how to operate it. Practice can also help us find shortcomings and make improvements.

In a word, these famous sayings with numbers have brought us profound enlightenment and thinking. They tell us that we must be good at learning and making continuous progress, and at the same time emphasize practice and pay attention to details in order to truly succeed in life and work.