The nature and consequence of our resistance is captured in a poem written before the Great War by Sam Walker Foss and recited in the Nebraska statewide oratory contest by the late Ted Sorensen's father.

WSJ: The Experts: How Should Leaders Spur Innovation?

Mr Moran said the words were reminiscent of the early sections of Neruda's great 1945 poem Heights of Macchu Picchu, which contrasts the "spontaneous and ceaseless self-renewal of Nature with Man's impermanence".

BBC: Caithness beach 'apt' site for poet Neruda's words