When Viserys asks whether or not the khal favored his sister, Illyrio replies: "If he did not like her, we'd know." I do think it does. The idiom suggests to only do items if you will need them finished also to not do points if you're Uncertain about needing them https://zanekbtti.tribunablog.com/the-2-minute-rule-for-game-time-sports-49599488