You want to change your job after 3 years of hard work without a raise? Want to leave and feel the cost is high? Do you want to change jobs if it is inconsistent with the boss's values?
Age panic is common in the workplace. On the contrary, those who have been living a full and self-fulfilling life will not panic because of their age. In the face of aging, look at it from a different perspective - "crisis" = "danger" + "opportunity".
In modern society, work is considered an important part of life. It is not only a means of earning a living, but also contributes to personal growth and development.