NASA should forget about using Starship as a lunar lander (at least for now) and instead use it as an in-orbit refueling station for much smaller landing and ascent vehicles.
The latest from Robert Zubrin
From the Magazine
History is now repeating itself. President Trump has declared he wants to send astronauts to the moon by 2024 and then Mars by 2033. But, in other words, NASA is saying to Trump the same thing it said to Bush: “You can’t do your program until you do my program.”