Who said "War is not won by courage alone; it is won by preparation."?

This quote is attributed to Anton Chekhov.

War is not won by courage alone; it is won by preparation. - Anton Chekhov

"War is not won by courage alone; it is won by preparation."

Anton Chekhov War

Playwright Novelist Russian 1860–1904

"Man will become better when you show him what he is like."

"Any idiot can face a crisis, it is the day to day living that wears you out."

"If you fear something, you give it power over you."

"Don't tell me the moon is shining; show me the glint of light on broken glass."

"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."