29 June 2016 Last updated at 02:24 BST
Well, the BBC has been around the region looking for people who are living the dream, and fulfilling their career ambitions.
This week, we find out how Australian actor Eamon Flack landed his dream job as artistic director of Sydney's Belvoir theatre company.
Produced by the BBC's Katie Beck. All stills by Brett Boardman.
Most of us work to make money - and if it happens to be by doing something we love, we're considered lucky.