1. What is contribution? Contribution refers to making valuable and meaningful contributions to a certain field or aspect. It includes both material contributions, such as capital, technology and resources, and intangible contributions, such as ideas, knowledge and spirit. Contribution is a positive behavior, which can promote social development and progress, and enhance personal values and achievements.

2. Why do you need to contribute? Contribution is the cornerstone of social development and progress, which can bring the following benefits:

* Promoting social progress: contribution can improve social conditions and promote social development and progress.

* Improve personal value: through the contribution to society, you can improve your ability and value, and enhance your self-confidence and self-esteem.

:: Strengthening social ties: Contribution can strengthen the contact and interaction between people and promote social unity and development.

3. How to make a contribution: To make a contribution requires the following elements and abilities:

* Learning and accumulating knowledge: constantly learning and mastering professional knowledge and skills, and constantly improving their abilities and qualities.

* Find and solve problems: through observation and analysis, find social and personal problems and try to find ways and means to solve them.

* Create and seize opportunities: actively seek and seize opportunities, make use of their own advantages and resources, and make positive contributions to society.

* Establish cooperative relationship: establish good cooperative relationship with others, achieve common goals through teamwork, and promote career development.

To sum up, contribution is not only beneficial to society, but also can enhance personal values and achievements. The idea that everyone should contribute to society.