With a look of grim satisfaction, Dumbledore gave the instrument another gentle tap with his wand: the clinking noise slowed and died and the smoke serpents grew faint, became a formless haze and vanished.
It has many realities, forming all universes and all fields. It is indeed within you, as you are within it. It is not formless, but takes many forms. It is above all never static and never completed.
You could use them to generate images then, too, but they were mostly formless abstractions, blobs of colour with little emotional or aesthetic resonance.
But the water-like sage retains a mind that is formless, unbounded, and constantly learning, lacking rigidity and capable of responding to any situation.
Circumstances knit themselves, fitted themselves, shot into order: the chain that had been lying hitherto a formless lump of links was drawn out straight, —every ring was perfect, the connection complete.