Moreover, Mrs Gandhi may reflect, shunting Mr Mukherjee upstairs may be no bad thing, so obvious were his differences over economic policy with Mr Singh.
In the first years of the century, she refuses to do the done thing and take a husband; she views marriage as, if not the craven thing, then at least the thing so obvious as to be worth resisting.
What Sloan calls implicit facts – things so obvious we don't know that we know them – are much harder to program.
"America's legal system is based on the fact that there are some things so obvious that you don't need to warn about [them]," says Bob Dorigo Jones, senior fellow for the Foundation for Fair Civil Justice, a nonprofit dedicated to improving the American legal system.
It's hard to think of a case where the right thing seems so obvious.
First of all, the difference between a knockoff and the real thing is so obvious.
'Things seem so obvious now," says Irwin Sparkes, the singer and guitarist of the Hoosiers, "but back at the beginning we thought we just needed to be this really solid live band, and have a following.
These things are so obvious that it seems silly to write them down, yet if we accept these very simple ideas then we should also be able to see that maternity leave is a societal necessity and one that should be automatically built into our workplaces and institutions, not considered an extra "perk" for lucky women.
And some things are so obvious, or they feel so right that you actually don't need to research them.
"We've been scrambling to fix some things were so obvious we assumed they'd be fixed in the GM," he says.
