For now, however, one essential task remains beyond the robot's ability: it cannot frame a hypothesis.

I admired her so much for the way she had understood an essential task: the necessity of loving and nurturing her siblings.

At the same time, they have the essential task of ensuring they get re-elected.

Though confronting will never be easy, here are some principles that have helped me approach this difficult but essential task.

Social engineering through school admissions, though, would be a terrible distraction from the essential task of making schools better.