She knows her own mind and won't let anyone talk her into something she doesn't want to do.

Only Mr Brown, perhaps concerned about his younger opponents’ telegenic advantage, has sounded sceptical (though his position has now softened into something like “we’ll talk about it later”).

Having said that, when we talk about founders and startups we often think of it as something intrinsic to the people, something inside them, built into their very beings.