Decide that the New Zealand economy needs a “step change” and that mining on the conservation estate is the way to achieve it. Ignore the “sustainable” part of the sustainable economic development. (How many times can you mine gold?)
Blame Lucy Lawless and Robyn Malcolm for being emotional, then note that 30,000 others begged to differ by marching down Queen Street, Auckland with them.
Then argue internally. Then stage a complete U-turn, claiming it wasn’t really a U-turn at all.