BBC Radio 5 Live: Assessing the Iran and US ceasefire

Unpredictability hurts US allies more than it threatens their adversaries because the US's relationships with its partners are based more on trust and predictability and yes, shared interests. And so the problem is his [Trump's] approach directly undermines one of the pillars of those Western relationships. And so I think we should be more used to it, but the implications of that are we should be relying on the US less."