Who said "In the time of peace the soldiers should be civil."?

This quote is attributed to Don Quixote.

In the time of peace the soldiers should be civil. - Don Quixote

"In the time of peace the soldiers should be civil."

Don Quixote War

Character in Don Quixote

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"The Knight of the Sorrowful Countenance"

"I know who I am, and who I may be, if I choose."

"Facts are the enemy of truth."

"The pen is mightier than the sword."

"Some battles are worth fighting."

"Sometimes you have to become the monster to stop the monsters."

"Skynet sent me back through time to kill you."

"War teaches us the value of peace."