The answer to this question ... apart from 'to earn money'
will be different for different people
To gain status will be important for some and bottom if the list for others
For others camaraderie/ belonging
For others independence
For some.,..solitude or to spend as much time as possible in nature
For stimulation/ challenges
For a worthwhile purpose
For a good pension/ provide for family
To experience learning
It is worth taking some time to think about your own personal reasons for working and if all the above apply - which are the most important.
And what are my reasons for working?
To experience passion and build / contribute something worthwhile