Sir William's point is that the unfairness can often be the result of ignorance or thoughtlessness, not necessarily of a deliberate act.

ECONOMIST: Debating Lawrence | The

Then, one day, the new girl was gone, and the Minotaur worried that, in a moment of thoughtlessness, he had gobbled her up.

NEWYORKER: Ziggurat

Or just pure thoughtlessness?

CENTERFORSECURITYPOLICY: Ayaan Hirsi Ali, abandoned to fanatics