He that boasts of his own knowledge proclaims his ignorance.
Men can acquire knowledge, but not wisdom. Some of the greatest fools ever known were learned men.
The less you know about a subject, the longer it takes you to explain it.
Without wisdom, knowledge is either useless or destructive.
No man knows less than the man who knows it all.
Learning is like rowing upstream: not to advance is to drop back.
Learning is a treasure that will follow its owner everywhere.
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