When I was a little boy, my mother liked to quote the following quatrain (sometimes attributed to the New York wit Dorothy Parker): “See the happy moron, / He doesn’t give a damn, / I wish I were a moron, / My God! Perhaps I am!”

The powerful women of the 1970s and 1980s — Indira Gandhi, Golda Meir, Margaret Thatcher — were iron ladies, famous (metaphorically speaking) for having more cojones than the average male politician. By contrast, the female leaders of our time are not just female; they are also feminine.

When you think you’re the smartest person in the room, it’s tempting to make up your own grand strategy.

It is easy to forget — as we celebrate The Donald’s masterful decision to repeal presidential term limits by executive order — that it was only by a series of flukes that Mr Trump became president in the first place.

European negotiations were once glamorous.

The prime minister is neatly repositioning Britain alongside the world’s rising power, just as the US did 40 years ago.

Plus: Bloomberg, Kissinger and me; Hillary Clinton’s Peronist path to power.

It was not until seven years after the construction of the Berlin Wall that Kissinger acquired the power that had eluded him under John F Kennedy, when the man Kennedy had defeated for the presidency — Richard Nixon — won the 1968 election and hired Kissinger as his national security adviser.

The past week has shown us that the world economy is dominated more than ever by the symbiotic relationship of China and America.