Carl Bernstein has been one of the world’s two most admired and respected journalists for over 50 years, a distinction he shares with co-author Bob Woodward.  When their book All the President’s Men was published on June 15, 1974, the world was at their feet and a disgraced President Nixon was politically on his knees and a one-way street to impeachment.   Plus ça change: Two generations and two impeachments later another US President, Donald Trump, who many believe is even more dishonest and dishonourable than Nixon, has won a historic second US election victory.  Carl Bernstein is still coming to…