And "too far" means "not at all".
The extra hurdles Zowie has faced in her education so far means she brushes off concerns about tuition fee debt.
Fortunately the non-linear timeline of the films so far means that Stewart and McKellan are not ruled out of an appearance in future productions.
"Japan has decided it must save Elpida for the sake of Japanese industry," but "going too far means keeping zombie companies alive".
The US insists Assad must go, but its limited commitment so far means the non-jihadist opposition continues to struggle while civilians bear the brunt of the violence.
This requires a controlled default of insolvent governments which, so far, means Greece and the protection of solvent governments by a pledge to buy as many of their bonds as it takes to ward off market panic.
The British government has pledged to ease the entry of private providers into higher education, but its failure to propose a new higher education bill so far means that Pearson has had to comply with the existing framework.
But the mere fact that I'm considering Girls among these worthies, based on only three episodes I've seen so far, means this is a series with the ambition and talent to grow ever more potent and varied.
