Those of a certain literary bent will be only too familiar with Dr Pangloss, Voltaire's eternal optimist who, irrespective of the facts, believed that all was well and that we lived in the best of all possible worlds.

Panglossian would be a fair way to describe Donald Trump's view of the early days of his administration, even if the hated mainstream media does not share his optimism.

During the transition the cracks between the Trump inner circle and the Republican establishment were pretty obvious. Things do not appear to have improved a great deal since the inauguration.

There is already one leak inquiry underway, with the White House embarrassed by the details of Mr Trump's less than cordial calls with Australia's Malcolm Turnbull and Mexico's Enrique Peña Nieto entering the public domain.