So according to NASA humans could be living on the moon, for long periods of time, before the end of the decade. So from more or less nothing to (pre-) colonization in about seven (or eight) years then. At least the moon is closer then Mars, but you are probably still borked if something goes wrong.
"We're going to be sending people down to the surface and they're going to be living on that surface and doing science," Mr Hu said.
https://www.bbc.co.uk/newsround/63694132 [bbc.co.uk]
Big question then is -- if asked (or given the opportunity) would you go?