When a type design is good it is not because each individual letter of the alphabet is perfect in form, but because there is a feeling of harmony and unbroken rhythm that runs through the whole design, each letter kin to every other and to all.
Frederic William Goudy (1940). “Typologia: Studies in Type Design & Type Making, with Comments on the Invention of Typography, the First Types, Legibility, and Fine Printing”, p.43, Univ of California Press
