He also thinks that, as far as writing and literature are concerned, they are unteachable.

NEWYORKER: Live and Learn

Novelistic vivacity, the great unteachable, the unschooled enigma, has a way of making questions of form appear scholastic.

NEWYORKER: Youth in Revolt

Thanks to his cranky moments and his rumpled suits, Bradley seems unteachable in the tricks of the imagemeisters.

CNN: The Branding of Bill Bradley

In short, this novelist has the maddeningly unteachable gift of being interesting.

NEWYORKER: Invitation to a Beheading

In a speech in Birmingham, Mr Cameron said he was an optimist, and the families depicted in the press as "neighbours from hell" should not be "written off as unreadable or unteachable".

BBC: Troubleshooters scheme to tackle 'troubled families'