Books are only fit for those who know nothing, and so are obliged to learn things from other people.
 L. Frank Baum, The Road to Oz (1909). copy citation

add
Author L. Frank Baum
Source The Road to Oz
Topic books learning
Date 1909
Language English
Reference
Note
Weblink http://www.gutenberg.org/files/26624/26624-h/26624-h.htm

Context

“"No; it's work," replied the old donkey; "but we make our youngsters do all the whitewashing, to keep them out of mischief."
"Don't they go to school?" asked Dorothy.
"All donkeys are born wise," was the reply, "so the only school we need is the school of experience. Books are only fit for those who know nothing, and so are obliged to learn things from other people. "In other words, the more stupid one is the more he thinks he knows," observed the shaggy man. The grey donkey paid no attention to this speech because he had just stopped before a house which had painted over the doorway a pair of hoofs, with a donkey tail between them and a rude crown and sceptre above.
source