The way I see it, commercial interests should manage a lunar base while NASA gets on with the really important task of flying to Mars.
Buzz AldrinA hybrid human-robot mission to investigate an asteroid affords a realistic opportunity to demonstrate new technological capabilities for future deep-space travel and to test spacecraft for long-duration spaceflight.
Buzz AldrinThe society of life on Mars, or the challenge of making Mars more livable, will have significant benefits on our attempts to modify and change in some ways the environment here on Earth.
Buzz Aldrin