Famous quotes containing the words class and/or system:
“To avoid the consequences of posterity the mulattos give the blacks a first class letting alone. There is a frantic stampede white-ward to escape from Jamaica’s black mass.”
—Zora Neale Hurston (1891–1960)
“Science is a system of statements based on direct experience, and controlled by experimental verification. Verification in science is not, however, of single statements but of the entire system or a sub-system of such statements.”
—Rudolf Carnap (1891–1970)