Who says poetry has to rhyme? Chris Harris — a writer and executive producer for How I Met Your Mother — had never written a poetry book or a children's book before, but he wanted to write something ...

Rhyme thrives at both poles of literature. It is the material of a greeting card—“Roses are red / Violets are blue / Sugar is sweet / And so are you”—and the high-tragic language of Racine. Rhyme ...