Performers are recommended to play the work with a click-track, to measure with/against an exact rhythm. Holding one's breath during the eighth-note rests helps to convey a calm yet charged expectation, as with sounds of nature. Prepare each cluster with great care – bring the batons as low as possible before striking – a quiet mechanism.

—Julie Zhu

as swiftly and fading as soon is about the weather. The title comes from Emily Brontë's poem, "High Waving Heather":

... Shadows on shadows advancing and flying, / Lightning-bright flashes the deep gloom defying, / Coming as swiftly and fading as soon.

—Julie Zhu