Some secret stirring in the world There is some secret stirring in the world, A thought that seeks impatiently its word. Thomas Lovell Beddoes, The Mind of the Maker euphonymaking
Structural parallelism If the new phrase has the same structure as the preceding one, its words can be slotted into the waiting tree, and the reader will absorb it effortlessly. The pattern is called structural parallelism, and it is one of the oldest tricks in the book for elegant (and often stirring) prose. “He maketh me to lie down in green pastures; he leadeth me beside the still waters.” Steven Pinker, The Sense of Style The principle of parallel construction