God created each one of us for a specific purpose, and He gave each one of us a mission to fulfill in our lives, just like He gave His Son. He has a plan for us to be happy, known as a vocation, and if we follow this plan it will lead us to be saints with Him in Heaven.
Our vocation is an invitation from God to follow the best path for our lives, the one that will lead us to true happiness on Earth and to become saints in Heaven. But how does God know what is best for us, what will make us happy, especially if we are not even sure of that ourselves?
Every person has a unique path. However, we can group vocations into four major categories: