Never seek validation from others. Some people will always think you should not be a writer. Some people will always think you should be a writer. All of these people are fools. There is only one way to determine whether or not you are a writer: you must find the secret tunnel leading to the hidden door. Once there, you must place your hand upon the doorknob. If you are really a writer, the door will open. You will be ushered into a magical palace. Inside of this palace, a beautiful woman (or man, depending on your wont) will take your hand and whisper in your ear, “I’m glad you made it here. I need someone to mop the marble floors. I’ll pay you good money. This will keep you from starving while you write.” Of course, everyone is chosen. The door opens for everyone.
Go read it right now. Refresh your coffee later.