What's in a blog?

They say in starting a blog you need a main idea, something you love, something you're passionate about.. Well how does one decide what they're passionate about when the world has so many beautiful branches to love? Fashion, living, interiors, travelling , literature, food, coffee, movies, chick flicks!..and the list goes on and on..

               

       

 

                       

Which do i choose?

I simply cant.

So here is everything..