What is the Enlightenment?

Enlightenment is man's emergence from his self-imposed immaturity. Immaturity is the inability to use one's understanding without guidance from another. This immaturity is self-imposed when its cause lies not in lack of understanding, but in lack of resolve and courage to use it without guidance from another. Sapere Aude! [dare to know] "Have courage to use your own understanding!"--that is the motto of enlightenment.

 Middlebrow Culture of Effort

The distinctive feature of American middlebrow culture was its embodiment of the old civic credo that anyone willing to invest time and energy in self-education might better himself. Many uneducated lowbrows, particularly immigrants, cherished middlebrow values: the millions of sets of encyclopedias sold door to door from the twenties through the fifties were often purchased on the installment plan by parents who had never owned a book but were willing to sacrifice to provide their children w...