Apophthegmata Laconica
Plutarch
Plutarch. Moralia, Vol. III. Babbitt, Frank Cole, translator. Cambridge, MA: Harvard University Press; London: William Heinemann Ltd., 1931 (printing).
When someone inquired how many Spartans there were in all, he said, Enough to keep away our enemies. [*](Cf. the note on Moralia, 190 D (5), supra. )