"I was gratified to be able to answer promptly. I said 'I don't know'."
— Mark Twain

"The only true wisdom is in knowing you know nothing."
— Socrates

"7 DEADLY SINS

Wealth without work

Pleasure without conscience

Science without humanity

Knowledge without character

Politics without principle

Commerce without morality

Worship without sacrifice."
— Mahatma Gandhi

"Confidence is ignorance. If you're feeling cocky, it's because there's something you don't know."
— Eoin Colfer (Artemis Fowl)

"When you know better you do better."
— Oprah Winfrey

"The man of knowledge must be able not only to love his enemies but also to hate his friends."
— Friedrich Wilhelm Nietzsche

"knowing is not enough,we must apply
willing is not enough,we must do.."
— Johann Wolfgang von Goethe

"What an author doesn't know could fill a book."
— Holly Black (Lucinda's Secret)

"That which exists without my knowledge exists without my consent."
— Cormac McCarthy (Blood Meridian: Or the Evening Redness in the West)

"We can only know God well when we know our own sin. And those who have known God without knowing their wretchedness have not glorified Him but have glorified themselves."
— Blaise Pascal

"The young specialist in English Lit, ... lectured me severely on the fact that in every century people have thought they understood the Universe at last, and in every century they were proved to be wrong. It follows that the one thing we can say about our modern 'knowledge' is that it is wrong.

... My answer to him was, "... when people thought the Earth was flat, they were wrong. When people thought the Earth was spherical they were wrong. But if you think that thinking the Earth is spherical is just as wrong as thinking the Earth is flat, then your view is wronger than both of them put together.""
— Isaac Asimov

"There are in fact two things, science and opinion; the former begets knowledge, the latter ignorance."
— Hippocrates

"Know what you are talking about."
— Pope John Paul II (Karol Wojtyła)

"We all not only could know everything. We do. We just tell ourselves we don't to make it all bearable."
— Neil Gaiman

"Beware of the man who works hard to learn something, learns it, and finds himself no wiser than before."
— Kurt Vonnegut

"It does not make much difference what a person studies -- all knowledge is related, and the man who studies anything, if he keeps at it, will become learned."
— Hypatia

"In my youth, it was my good luck to have a few good teachers, men and women, who came into my head and lit a match."
— Yann Martel

"Be wise not only in words but in deeds; mere knowledge is not the goal but action."
— The Talmud

"We are at the very beginning of time for the human race. It is not unreasonable that we grapple with problems. But there are tens of thousands of years in the future. Our responsibility is to do what we can, learn what we can, improve the solutions, and pass them on."
— Richard P. Feynman

"Her reputation for reading a great deal hung about her like the cloudy envelope of a goddess in an epic."
— Henry James (The Portrait of a Lady)

"Knowledge can be communicated, but not wisdom. One can find it, live it, be fortified by it, do wonders through it, but one cannot communicate and teach it. "
— Hermann Hesse

"These people have learned not from books, but in the fields, in the wood, on the river bank. Their teachers have been the birds themselves, when they sang to them, the sun when it left a glow of crimson behind it at setting, the very trees, and wild herbs."
— Anton Pavlovich Chekhov

"The problems are solved, not by giving new information, but by arranging what we have known since long."
— Ludwig Wittgenstein (Philosophical Investigations)

"Ah, child and youth, if you knew the bliss which resides in the taste of knowledge, and the evil and ugliness that lies in ignorance, how well you are advised to not complain of the pain and labor of learning."
— Christine de Pizan

"All knowledge that is about human society, and not about the natural world, is historical knowledge, and therefore rests upon judgment and interpretation. This is not to say that facts or data are nonexistent, but that facts get their importance from what is made of them in interpretation… for interpretations depend very much on who the interpreter is, who he or she is addressing, what his or her purpose is, at what historical moment the interpretation takes place."
— Edward W. Said

"Those who are enslaved to their sects are not merely devoid of all sound knowledge, but they will not even stop to learn!"
— Claudius Galen

"Whatever is good to know is difficult to learn."
— Greek Proverb

""But God caused knowledge to be given to Adam and those with him, so that the kings of chaos and the underworld might not lord it over them." [--Jesus]"
— Rodolphe Kasser (The Gospel of Judas, Critical Edition: Together with the Letter of Peter to Phillip, James, and a Book of Allogenes from Codex Tchacos)

""Look, you have been told everything. Lift up your eyes and look at the cloud and the light within it and the stars surrounding it. And the star that leads the way is your star." So Judas lifted up his eyes and saw the luminous cloud, and he entered it."
— Rodolphe Kasser (The Gospel of Judas, Critical Edition: Together with the Letter of Peter to Phillip, James, and a Book of Allogenes from Codex Tchacos)

"Foresight of phenomenon and power over them depend on knowledge of their sequences, and not upon any notion we may have formed respecting their origin or inmost nature."
— John Stuart Mill (Auguste Comte and Positivism)

"Knowing is not enough. You must accept My blessings in order to attain a better life. You must embrace a higher level of consciousness."
— Mary B. Morrison