We join spokes together in a wheel, but it is the center hole that makes the wagon move.

We shape clay into a pot, but it is the emptiness inside that holds whatever we want.

We hammer wood for a house, but it is the inner space that makes it livable.

We work with being, but non-being is what we use.

— The Creative Code: The Mysteries of the Creative World Revealed by Noam Manella