"... this notion of falseness that can creep into play of thought is shown in the etymology of the words illusion, delusion, and collusion, all of which have as their Latin root ludere, to play. So illusion implies playing false with perception; delusion, playing false with thought; collusion, playing false together in order to support each other's illusions and delusions ..."
-David Bohm, Science, Order, and Creativity, 2000

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