"An obituary of the St Lucian poet, Derek Walcott, who died this week, opened with Walcott’s response to an exam question: “What is the difference between a ruler and a king?”
"The young man wrote: 'A ruler is a foot long, but a king will go to any lengths.'
"That is how Martin McGuinness will be remembered: the fearless man who was prepared to go to any lengths on the long march from guns...
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Martin McGuinness: Behind the mask