Marginalia: “A Parliament of Owls and a Murder of Crows…Language is an instrument of great precision and poignancy — our best tool for telling each other what the world is and what we are, for conveying the blueness of blue and the wonder of being alive. But it is also a thing of great pliancy and creativity — a living reminder that how we name things changes what we see, changes the seer. (This, of course, is why we have poetry.) It is the birthplace of the imagination and forever its plaything: I remember my unabashed delight when a naturalist friend first introduced me to the various terms for groups of birds — from “a deceit of lapwings” to “a pitying of turtledoves,” and could there be a notion more charming than “an ostentation of peacocks”?