You have to not listen to the nay sayers because there will be many and often they'll be much more qualified than you and cause you to sort of doubt yourself.
“I know I have the ability to do so much more than just stand in front of the camera the rest of my life.”
“I continued to study Math and Physics on my own, but one and a half years later I realized that I did want to be a composer, and after that I never changed my mind.”