1 Monty: I must admit, as ridiculous impossible things go, preventing Hitler's resurrection does sound more worthy than finding Excalibur.
2 Minnesota Jones: If only we had four more impossible things to do, we could do them all before breakfast.
3 Prof. Jones: Actually, I generally prefer to have six breakfasts before doing anything impossible.
4 Minnesota Jones: Well we've got five more to go then. Better get cracking.

Given the dates, it's entirely possible that Minnesota Jones knew Lewis Carroll.

That might go a long way to explaining some of the weird stuff Carroll wrote...