1. “In the age of information, ignorance is a choice.”

— Donald Miller

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2. “Never underestimate the power of stupid people in large groups.”

— George Carlin

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3. “There is only one good, knowledge, and one evil, ignorance.”

— Socrates

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4. “I only know one thing, and that is I know nothing.”

— Socrates

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5. “When you know better you do better.”

— Maya Angelou

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6. “Think of how stupid the average person is, and realize half of them are stupider than that.”

— George Carlin

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7. “Never confuse education with intelligence, you can have a PhD and still be an idiot.”

— Richard P. Feynman

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8. “Learning without thought is labor lost; thought without learning is perilous.”

— Confucius

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9. “All you need in this life is ignorance and confidence; then success is sure.”

— Mark Twain

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10. “If you think education is expensive, try ignorance.”

— Derek Bok

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11. “Education is learning what you didn’t even know you didn’t know.”

— Daniel J. Boorstin

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12. “Beware of false knowledge; it is more dangerous than ignorance.”

— George Bernard Shaw

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13. “The highest form of ignorance is when you reject something you don’t know anything about.”

— Wayne W. Dyer

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14. “Don’t ever mistake my silence for ignorance, my calmness for acceptance or my kindness for weakness. Compassion and tolerance are not a sign of weakness, but a sign of strength.”

— Dalai Lama XIV

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15. “If someone can prove me wrong and show me my mistake in any thought or action, I shall gladly change. I seek the truth, which never harmed anyone: the harm is to persist in one’s own self-deception and ignorance.”

— Marcus Aurelius

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16. “They say a little knowledge is a dangerous thing, but it’s not one half so bad as a lot of ignorance.”

— Terry Pratchett

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17. “Ignorance is a virus. Once it starts spreading, it can only be cured by reason. For the sake of humanity, we must be that cure.”

— Neil deGrasse Tyson

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18. “Ignorance, the root and the stem of every evil.”

— Plato

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19. “The worst kind of arrogance is arrogance from ignorance.”

— Jim Rohn

20. “Science is the father of knowledge, but opinion breeds ignorance.”

— Hippocrates

21. “War is peace. Freedom is slavery. Ignorance is strength.”

— George Orwell

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22. “Either America will destroy ignorance or ignorance will destroy the United States.”

— W. E. B. Du Bois

23. “Ignorance more frequently begets confidence than does knowledge.”

— Charles Darwin

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24. “Ignorance is not bliss. Ignorance is poverty. Ignorance is devastation. Ignorance is tragedy. And ignorance is illness. It all stems from ignorance.”

— Jim Rohn

25. “Once a person stops searching for information and self-knowledge, ignorance sets in.”

— Robert T. Kiyosaki

26. “Democracy is a pathetic belief in the collective wisdom of individual ignorance.”

— H. L. Mencken

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27. “No matter how busy you may think you are, you must find time for reading, or surrender yourself to self-chosen ignorance.”

— Confucius

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28. “The angel is free because of his knowledge, the beast because of his ignorance. Between the two remains the son of man to struggle.”

— Rumi

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29. “It takes considerable knowledge just to realize the extent of your own ignorance.”

— Thomas Sowell

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30. “Opinion is the medium between knowledge and ignorance.”

— Plato

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31. “Of all the frictional resistances, the one that most retards human movement is ignorance.”

— Nikola Tesla

32. “Make war not on terrorism but on ignorance, on sickness and on environmental degradation.”

— Kurt Vonnegut

33. “Stupidity is a talent for misconception.”

— Edgar Allan Poe

34. “Trust that little voice in your head that says ‘Wouldn’t it be interesting if...’; And then do it.”

— Duane Michals

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35. “You have been a prisoner of a little pond. I am the ocean and its turbulent flood. Come, merge with me, leave this world of ignorance.”

— Rumi

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36. “Our trouble is not ignorance, but inaction.”

— Dale Carnegie

37. “Beware of the man who works hard to learn something, learns it, and finds himself no wiser than before. He is full of murderous resentment of people who are ignorant without having come by their ignorance the hard way.”

— Kurt Vonnegut

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38. “When you combine ignorance and leverage, you get some pretty interesting results.”

— Warren Buffett

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39. “Men are anxious to improve their circumstances, but are unwilling to improve themselves; they therefore remain bound.”

— James Allen

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40. “Intelligent design is a philosophy of ignorance.”

— Neil deGrasse Tyson

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41. “Science literacy is a vaccine against the charlatans of the world that would exploit your ignorance.”

— Neil deGrasse Tyson

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42. “Being ignorant is not so much a shame, as being unwilling to learn.”

— Benjamin Franklin

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43. “Sometimes I’ve believed as many as six impossible things before breakfast.”

— Lewis Carroll

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44. “Until one is committed, there is hesitancy, the chance to draw back, always ineffectiveness. Concerning all acts of initiation – creation – there is one elementary truth, the ignorance of which kills countless ideas and splendid plans...”

— Johann Wolfgang von Goethe

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45. “Science is a philosophy of discovery. Intelligent design is a philosophy of ignorance. You cannot build a program of discovery on the assumption that nobody is smart enough to figure out the answer to a problem.”

— Neil deGrasse Tyson

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46. “Be careful, you are not in Wonderland. I’ve heard the strange madness long growing in your soul. But you are fortunate in your ignorance, in your isolation. You who have suffered, find where love hides. Give, share, lose – lest we die, unbloomed.”

— Allen Ginsberg

47. “The most merciful thing in the world, I think, is the inability of the human mind to correlate all its contents. We live on a placid island of ignorance in the midst of black seas of the infinity, and it was not meant that we should voyage far.”

— H.P. Lovecraft

48. “If any man can convince me and bring home to me that which I do not think or act aright, gladly will I change; for I search after truth, by which man never yet was harmed. But he is harmed who abideth on still in his deception and ignorance.”

— Marcus Aurelius

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49. “Man’s basic vice, the source of all his evils, is the act of unfocusing his mind, the suspension of his consciousness, which is not blindness, but the refusal to see, not ignorance, but the refusal to know.”

— Ayn Rand

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50. “In a spiral galaxy, the ratio of dark-to-light matter is about a factor of ten. That’s probably a good number for the ratio of our ignorance-to-knowledge. We’re out of kindergarten, but only in about third grade.”

— Vera Rubin