This final installment of “Imagining Engagement” is intended to be a reality check. I started out focusing on what an ideal US-China re-engagement might look like (Part I: Defining the Goal). That was followed by an assessment of benefits, what could be gained by a shift from conflict escalation to conflict resolution (Part II: Making the Case for ‘Why’). In what follows, I take up what could well be the toughest aspect of this challenge — moving from the abstract to the achievable.