I encourage new developers to start with simple games for the same reason we don't learn math by spending years stuck on one giant equation.
"The master has failed more times than the beginner has even tried." -Stephen McCranie
Trump with no political experience saying Hillary didn't do enough in 30 years of office is like kids who'll "easily" make better AAA games.
If mechanical engineering was like #gamedev Teacher: "Start small." First timer: "I know. I'm making a Honda Civic alone, instead of a BMW."