"Who travels knows much." ~~ Ben Sira
"To seek perfection in property or health or character is not a worthy goal, nor a proper cause of pride and glory; the knowledge of God is true wisdom, and is the only perfection man should seek." ~~ Maimonides, Guide for the Perplexed 3:53
"The heart of the intelligent seeks understanding." ~~ Proverbs (Mishle) 15:14
"Courage is a special kind of knowledge: the knowledge of how to fear what ought to be feared and how not to fear what ought not to be feared. " ~~ David Ben-Gurion
"Without understanding there is no knowledge, and without knowledge no understanding." ~~ Avot 3:17
"Faith is beyond intelligence and perception." ~~ Shneur Zalman, Tanya
"Knowledge is as good as currency." ~~ Reuven Alcalay
"Knowledge that is paid for will be longer remembered." ~~ Nachman of Bratslav
"A book gives knowledge, but it is life that gives understanding." ~~ Traditional Proverb
"None is poor save him that lacks knowledge." ~~ Talmud, Nedarim
"We should take care not to make the intellect our god; it has, of course, powerful muscles, but no personality. " ~~ Albert Einstein
"If you do not suffer the toil of study, you will suffer the toil of ignorance." ~~ Moshe Ben Ezra