Poetry is a theorem of a yellow-silk handkerchief knotted with riddles, sealed in a balloon tied to the tail of a kite flying in a white wind against a blue sky in spring.
Carl Sandburg (2003). “The Complete Poems of Carl Sandburg”, p.318, Houghton Mifflin Harcourt
![Poetry is a theorem of a yellow-silk handkerchief knotted with riddles, sealed in a balloon tied to the tail of a kite flying in a white wind against a blue sky in spring.](http://cdn.quoteddaily.com/images/carl-sandburg/poetry-is-a-theorem-of-a-yellow-silk-handkerchief-knotted-with-riddles-sealed-in-a-balloon-tied-to-the-tail.jpg)