Hand (unit) inches for the handsbreadth; Mortimer gives the same, three inches for the Hand's-breadth, and four for the "Handful, or simply, Hand", but adds "The hand among horse-dealers, &c. is four-fingers' breadth, being the fist clenched, whereby the height of a horse is measured", thus equating "hand" with both the palm and the fist. Similarly, Wright's 1831 translation of Buffon mentions "A hand breadth (palmus), the breadth of the four fingers of the hand, or three inches", but the "Encyclopædia Perthensis" of 1816 gives under Palm (4): "A hand, or measure of lengths comprising three inches". Today the hand is used
How to Fly a Horse similarly observed, "Creation isn't magic. Though the subtitle of "How to Fly a Horse" promises a 'secret history' of creation, the secret is, essentially, that there is no secret. Creativity is the result of hard work, learning the foundations and getting better at problem-solving. That's bad news for those hoping a bump on the head will lead to the design for the flux capacitor that transforms the DeLorean into a time machine. It's good news, however, for everyone else, since it means that creativity is accessible to anyone." The book was also praised by Amanda Erickson of "The Washington Post",