Nothing is harder than when friends and/or family are not supportive of your career path in the film industry. This is a really thoughtful video on how to deal with and understand the point-of-view of the people in your life.
The bottom line is that developing a career in the arts is probably harder than a lot of careers. However, anything worthwhile and that you’re passionate about should be explored. There are plenty of opportunities to make money in film (especially these days) and even more so as a photographer. How bad do you want it? What kind of life do you want to lead? Those are the questions you have to ask yourself.