Covariant quantum fields have become today the best description that we have of the ἄπειρον, the apeiron, the primal substance of which everything is formed hypothesized by the man that could perhaps be called the first scientist and the first philosopher, Anaximander.fn45 The separation between the curved and continuous space of Einstein’s general relativity and the discrete quanta of quantum mechanics which dwell in a flat and uniform space has dissolved. The apparent contradiction is no longer there. Between the spacetime continuum and quanta of space, there is the same relationship as
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