The 35-year-old "workplace crisis" is by no means just a matter of middle-aged people, nor is it just a question of fairness and justice in the workplace.
If you can't find the meaning and fun of your work gradually, you may want to reflect on whether you have tied the work and external rewards too tightly to forget your original intention and purpose. The happiness of work comes from the affirmation and desire of the heart. Carefully discover the fun and value of the work itself, and make learning and work become interesting things to "do for yourself".
In the workplace, no matter how good the relationship is, it seems fragile in front of interests. Two people who can't wear a pair of pants can fight for their own interests. So the saying "the workplace is like a battlefield" is absolutely true.