The final measure of the greatness of all peoples is the amount and standard of the literature and all they have produced. The world does not know that a people is great until that people produces great literature and art.
Source: The Book of Negro Poetry, preface, 1931.
-- James Weldon Johnson, (Jun 17 1871-1938), US poet, diplomat, anthologist; He is noted for his poetry and anthologies of black culture; wrote The Book of American Negro Poetry, 1921.