Distance and difference are the secret tonic of creativity. When we get home, home is still the same. But something in our mind has been changed, and that changes everything.
Long ago in China, knot-makers tied string into buttons and frogs, and rope into bell pulls. There was one knot so complicated that it blinded the knot-maker. Finally an emperor outlawed this cruel knot, and the nobles could not order it anymore. If I had lived in China, I would have been an outlaw knot-maker.