Former Us president Ronald Reagan was originally an actor when he was a young man he later decided he wanted to do political work this kind of passion eventually led him to become president of the united states j. K Rowling author of the famous novel Harry Potter was actually a schoolteacher before she began writing books in fact she was unemployed before the first Harry Potter book came out careers are always open to change the importance think is to find what you are really good at or what you really want to do once you find that passion it's a matter of how hard you try