‘Following the Universe’ or ‘Freud and the Uncanny’

I’ve read once, I can’t remember where, that once upon a time, Sir Isaac Newton had a friend over for dinner. A friend who turned out to be quite intrigued by a horseshoe nailed to one of the walls. Not resisting his own curiosity, the guest asked the man who discovered gravity whether he truly believed the object could bring him good luck. To which the scientist replied: ‘Of course …