1. Affect your studies. College students need to invest a lot of time and energy in part-time jobs. If you don't master time management and give consideration to your studies, it will affect your academic performance and quality. The stress and fatigue of part-time jobs will also affect students' physical and mental health.

2. Affect development. College students are an important growth period, and they need to learn new knowledge, broaden their horizons, accumulate experience and develop their abilities. Although part-time job can gain some practical experience and social experience, it may make students fall into a fixed professional environment, unable to broaden their horizons and miss more development opportunities.

3. Security risks. The part-time job market for college students is highly competitive. Some part-time jobs lack legal protection and supervision, and there are certain security risks, such as unfair labor contracts, unpaid wages, and unsafe working environment, which may threaten the safety of students' lives and property.

4. Reduce self-worth. Part-time jobs for college students sometimes face lower wages and poor positions, which will affect students' sense of self-worth and self-confidence and have a certain negative impact. At the same time, excessive pursuit of part-time income may make students ignore their hobbies and spiritual pursuits, leading to an imbalance in life goals.

To sum up, college students' part-time jobs do more harm than good. Students should carefully consider when choosing a part-time job, master the management of time and energy, and ensure that their studies and development will not be affected. At the same time, they should choose a safe and guaranteed part-time job, and pay attention to career planning and self-worth improvement.