E. Cobham Brewer 18101897. Dictionary of Phrase and Fable. 1898.
Quick.
Living; hence animated, lively; hence fast, active, brisk (Anglo-Saxon, cwic, living, alive). Our expression, Look alive, means Be brisk.
1
Quick at meat, quick at work. In French, Bonne bête séchauffe en mangeant, or Hardi gagneur, hardi mangeur. The opposite would certainly be true: A dawdle in one thing is a dawdle in all.