THERE’S a tense scene in the 1992 version of The Last of the Mohicans where a waterfall becomes a central if not dominant character for a few decisive scenes. A young Daniel-Day Lewis — bristling like a landmine with charisma, so smouldering and indefatigable that he makes Sunday nights’ Lazarus Poldark look like a pasty also-ran in an under-12 Feis competition — plays the rescuing angel Hawkeye.