I wouldn't say I had the same impression. Not about the indiscriminately part, at least. He actually was insisting on using some Judges help, and was against using your teammates method to seal information, as he didn't believe it was strong enough against the Judges.
As for the "quickly", I got the impression that beyond a general "we should start working on things"-- which I agree on-- it was merely a matter of taking out Mirror as soon possible. She was planning on leaving, after all.