Our ancestors hunted in groups, set up homes, decided when to move on and agreed who was the leader of the close family grouping, most probably through body language and signs. Speech, which was far more efficient for daily living, then developed and gradually our fluency in body language declined. We might not be as body-lingual as they were but much of that language is hardwired and we, without being conscious of it, still ‘speak’ it. Often it reappears in the form of intuition with such statements as: ‘Strange, but there is something about that person I really like’ or ‘I can’t say for sure but I don’t think he is telling the truth.’ What ...

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