Mortimer J. Adler, author of the classic resource How to Read a Book
Not only must we honestly announce that pain and work are the irremovable and irreducible accompaniments of genuine learning, not only must we leave entertainment to the entertainers and make education a task and not a game, but we must have no fears about what is “over the public’s head.” Whoever passes by what is over his head condemns his head to its present low altitude; for nothing can elevate a mind except what is over its head; and that elevation is not accomplished by capillary attraction, but only by the hard work of climbing up the ropes, with sore hands and aching muscles.
Read the whole thing.
HT: JT