Who said "There's no book so bad but it has something good in it."?

This quote is attributed to Don Quixote.

There's no book so bad but it has something good in it. - Don Quixote

"There's no book so bad but it has something good in it."

Don Quixote Education

Character in Don Quixote

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"The Knight of the Sorrowful Countenance"

"I know who I am, and who I may be, if I choose."

"Facts are the enemy of truth."

"The pen is mightier than the sword."

"Education opens doors."

"Education opens doors to endless possibilities."

"I ain't got the education you got, bub."

"You can't put a price on history."