Why bother to set long-term goals as surely short-term goals will be enough? Goals are tools that help you keep on the path. They tell you what you are aiming for and what success will look like when you get there. They identify gaps in your knowledge and experience, which you can plan to address.
Just because you have written your goals down, it doesn’t mean you cannot change them. The key to setting effective goals is to review them constantly and change them in line with new priorities. There will always be aspects of your life that is out of your control.
Consider the bigger picture. At the end of your career, what do you want to look back on?
Joanna Penn; The Successful Author Mindset: A Handbook for Surviving the Writer’s Journey.