An ancient cliché holds that strategy is an art, not a science.
Bartlett, Henry C.; Holman, G. Paul; and Somes, Timothy E.
"The Art of Strategy and Force Planning,"
Naval War College Review: Vol. 48:
2, Article 9.
Available at: https://digital-commons.usnwc.edu/nwc-review/vol48/iss2/9