Niccolò Machiavelli,
Discourses on Livy (Neville) — Third Book…
(1531)
“ Which shows the necessity of discipline in an army is not only necessary for them to be able to combat with order, but also to keep every slight accident from disorganizing them. Because not for any other reason are the undisciplined multitudes useless in war, as every noise, every voice, every uproar confuses them, and makes them flee. ”
