That is the whole intervention.

He shelved books and checked in returns and sat behind a desk for thirty-two minutes a day, four days a week, for two school years.

I want to explain what it actually did, because when I first heard about it I thought it was a small kindness and it is not.

It is a piece of engineering.

Julian had been eating in a stairwell for two and a half years.

Eating in a stairwell is a confession.