Equivalence Class Structure

Famous quotes containing the words class and/or structure:

“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)

“Who says that fictions only and false hair
Become a verse? Is there in truth no beauty?
Is all good structure in a winding stair?
May no lines pass, except they do their duty
Not to a true, but painted chair?”
—George Herbert (1593–1633)