The trouble with people is not that they don't know but that they know so much that ain't so.
Josh Billings
We don't know a millionth of one percent about anything.
Thomas Alva Edison
The greatest obstacle to discovery is not ignorance - it is the illusion of knowledge.
Daniel Boorstin
To be conscious that you are ignorant is a great step to knowledge.
Benjamin Disraeli
Knowledge and timber shouldn't be much used till they are seasoned.
Oliver Wendell Holmes
It may not be difficult to store up in the mind a vast quantity of facts within a comparatively short time, but the ability to form correct judgments requires the severe discipline of hard work and the tempering heat of experience and maturity.
Calvin Coolidge
An expert is a man who knows just that much more about his subject than his associates. Most of us are nearer the top than we think. We fail to realize how easy it is, how necessary it is to learn that fraction more.
William Hutchin
The proof that you know something is that you are able to teach it.
Aristotle
Integrity without knowledge is weak and useless, and knowledge without integrity is dangerous and dreadful.
Samuel Johnson
To acquire knowledge, one must study; but to acquire wisdom, one must observe.
Marilyn vos Savant
General knowledge, no matter how great in quantity or variety it may be, is of but little use in the accumulation of money. The faculties of the great universities possess, in the aggregate, practically every form of general knowledge known to civilization. Most of the professors have but little money. They specialize on teaching knowledge, but they do not specialize on the organization, or the use of knowledge.
Napoleon Hill
The only good is knowledge, and the only evil is ignorance.
Socrates
Fools act on imagination without knowledge; pedants act on knowledge without imagination.
Alfred Whitehead
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