“One who does not use his intelligence will not succeed and one who does not use his knowledge will have no intellect. One who understands will attain nobility and excellence, and one who is tolerant will triumph. Knowledge is a shield (against evil), truth begets honour and ignorance disgrace, understanding is distinction, generosity is salvation and good manners command love and respect.”
Muhammad Kulayni, Usūl al-Kāfī - The Book of Intellect and Ignorance.
Regarding Knowledge & Wisdom, General
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Ja'far al-Sadiq 30
Muslim religious person 702–765Related quotes

James 2:13 http://www.jw.org/en/publications/bible/nwt/books/james/2/, NWT

“There is only one good, knowledge, and one evil, ignorance.”
Socrates II: xxxi http://www.perseus.tufts.edu/hopper/text?doc=D.+L.+2.5.31&fromdoc=Perseus%3Atext%3A1999.01.0257#note-link14. Original Greek: ἓν μόνον ἀγαθὸν εἶναι, τὴν ἐπιστήμην, καὶ ἓν μόνον κακόν, τὴν ἀμαθίαν
Diogenes Laertius
Variant: The only good is knowledge and the only evil is ignorance.

volume I, "Introduction", page 3 http://darwin-online.org.uk/content/frameset?pageseq=16&itemID=F937.1&viewtype=image
Source: The Descent of Man (1871)
Context: It has often and confidently been asserted, that man's origin can never be known: but ignorance more frequently begets confidence than does knowledge: it is those who know little, and not those who know much, who so positively assert that this or that problem will never be solved by science.

"Bush On Porn In Libraries" http://www.apnic.net/mailing-lists/apple/archive/2000/03/msg00003.html by Brian Krebs, Newsbytes PM (February 28, 2000)
Source: To Understand Each Other