Natural Enemies

Famous quotes containing the words natural and/or enemies:

“English general and singular terms, identity, quantification, and the whole bag of ontological tricks may be correlated with elements of the native language in any of various mutually incompatible ways, each compatible with all possible linguistic data, and none preferable to another save as favored by a rationalization of the native language that is simple and natural to us.”
—Willard Van Orman Quine (b. 1908)

“Not only the bull attacks his enemies with curved horn, but also the sheep, when harmed fights back.”
—Propertius Sextus (c. 50–16 B.C.)