Meanwhile Daedalus, tired of Crete and of his long absence from home, was filled with longing for his own country, but he was shut in by the sea. Then he said: ‘The king may block my way by land or across the ocean, but the sky, surely, is open, and that is how we shall go. Minos may possess all the rest, but he does not possess the air.’ With these words, he set his mind to sciences never explored before, and altered the laws of nature.

