He begins his speech recognising that it is the Queen who has invited him to form a government.
I think with Mr Cameron we might see a return to a little more respect for the great institutions of British society rather than the general contempt that seemed to be the chief characteristic of some in the out-going administration.
It is good, too, to see his attractive wife, Samantha, clearly pregnant with their next child - "Sam Cam with a new Pram" as she's been dubbed by some in the media.
I hope Mr Cameron means what he says about protecting the elderly and vulnerable and that he will reverse some of the recent trends that have been going in the opposite direction, particularly in modern British hospitals.
At 43, he will be the youngest PM since Lord Liverpool. And the first Old Etonian PM since Harold MacMillan.
Mr Cameron is also the Queen's 5th cousin twice removed through his descent from King William IV.
In addition, Mrs Cameron (born Samantha Sheffield) is through her father, Sir Reginald Sheffield Bt, 8th Baronet, descended no less than 3 times from King Charles II.
And, of course, the new PM, being a Cameron, comes from that famous Scottish Clan that was the mainstay of support for Bonnie Prince Charlie.
Cameron of Lochiel was the first Clan leader to come out for the Prince in 1745.
The Badge of Clan Cameron, enclosing the crest of the Chief, Cameron of Locheil. The Gaelic motto is "let us unite", appropriately.