Form (n.) is flux; it becomes maya the moment the mind tries to pin it down in names and fixed categories.
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Form (n.) is not different from emptiness; form is precisely emptiness, and emptiness precisely form.
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Form (n.) cannot be cut from context: the form of a figure is also the form of its background, and a boundary is shaped as much from outside as from inside.
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Form (n.) is really a pattern of movement; every living thing is a river that could never have flowed in if it did not flow out.
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Form (n.) is emptiness and emptiness is form, as the Heart Sutra says — a riddle that dissolves once you think of clarity.