Only children actually want to be artists — children, rich people, and boring people who are afraid of being exposed as boring people. Most of us grow up, and either learn that we aren’t interested/talented/crazy, and we move on because we are intelligent/responsible/hungry. The rest of us are either rich people/children/boring or reluctant artists. When I was a kid, I didn’t want to be an artist, I wanted to be an astronaut. And I often blame my mom for my not becoming one. She refused to send me away to Space Camp. But really, I was never going to be an astronaut. She knew from the start what I was.
Artist is a nebulous term that I don’t have a definition for exactly, but so far as I understand, here are some of the symptoms: