"Military intelligence is a contradiction in terms."
"It is only the enlightened ruler and the wise general who will use the highest intelligence of the army for the purposes of spying, and thereby they achieve great results."
"The hour is fast approaching, on which the Honor and Success of this army, and the safety of our bleeding Country depend."
"When your army has crossed the border, you should burn your boats and bridges, in order to make it clear to everybody that you have no hankering after home."
"Discipline is the soul of an army. It makes small numbers formidable; procures success to the weak, and esteem to all."
"Military justice is to justice what military music is to music."
"Do not swallow bait offered by the enemy. Do not interfere with an army that is returning home."
"When you surround an army, leave an outlet free. Do not press a desperate foe too hard."
"The worst calamities that befall an army arise from hesitation."