
"Mine was exactly the kind of deep-seated block we so often see today in new people who say they are atheistic or agnostic. Their will to disbelieve is so powerful that apparently they prefer a date with the undertaker to an open-minded and experimental quest for God.” – Bill W., As Bill Sees It
"Most emphatically we want to say that any alcoholic capable of honestly facing his problems in the light of our experience can recover, provided he does not close his mind to all spiritual concepts.” – Big Book
"Then I woke up. I had to admit that A.A. showed results, prodigious results. I saw that my attitude regarding these had been anything but scientific. It wasn’t A.A. that had the closed mind. It was me." – 12&12
"The natural person does not accept the things of the Spirit of God, for they are folly to him, and he is not able to understand them because they are spiritually discerned." – 1 Corinthians 2:14
"They are ill discoverers that think there is no land when they can see nothing but sea." – Francis Bacon
"Narrow minds think nothing right which is above their heads." – François de La Rochefoucauld
"A narrow mind begets obstinacy; we do not easily believe what we cannot see." – John Dryden
"Being ignorant is not so much a shame, as is being unwilling to learn.” – Benjamin Franklin
"It is a narrow mind which cannot look at a subject from various points of view." – George Eliot
"There are two things which cannot be attacked in front: ignorance and narrow-mindedness. They can only be shaken by the simple development of the contrary qualities. They will not bear discussion." – Lord Acton
"There is a principle which is a bar against all information, which cannot fail to keep a man in everlasting ignorance—that principle is contempt prior to investigation.” – Herbert Spencer *
"Strive, while improving your one talent, to enrich your whole capital as a man. It is in this way that you escape from the wretched narrow-mindedness which is the characteristic of every one who cultivates his specialty alone." – Edward Bulwer-Lytton
"It is never too late to give up your prejudices." – Henry David Thoreau
"Not everyone thinks the way you think, knows the things you know, believes the things you believe, nor acts the way you would act. Remember this and you will go a long way in getting along with people.” – Arthur Forman
"The world is as large as the range of one's interests. A narrow-minded man has a narrow outlook. The walls of his world shut out the broader horizon of affairs. Prejudice can maintain walls that no invention can remove." – Joseph Jastrow
"You may call a person vain, and they will smile; you may call them immoral, and they may even feel flattered—but call them narrow-minded and they have done with you." – J. E. Buckrose
"Progress is impossible without change, and those who cannot change their minds cannot change anything." – George Bernard Shaw
"Travel is fatal to prejudice, bigotry, and narrow-mindedness.” – Mark Twain
"People who prefer to believe the worst of others will breed wars and religious persecutions." – Dorothy L. Sayers
"A mind is like a parachute. It doesn’t work if it is not open." – Frank Zappa
"A man who believes everything can be explained by science is just as ignorant as someone who believes everything can be explained by religion.” – Zack W. Van
"The less people know, the more stubbornly they know it." – Rajneesh
"Your assumptions are your windows on the world. Scrub them off every once in a while, or the light won't come in." – Isaac Asimov
"Closing your mind to religion is no different than the close-mindedness that religion can cause." – Carlton Mellick III
"Stay open-minded. Things aren’t always what they seem to be." – Scottie Waves
"Everyone you will ever meet knows something you don’t." – Bill Nye
"A man who takes away another man’s freedom is a prisoner of hatred; he is locked behind the bars of prejudice and narrow-mindedness. I am not truly free if I am taking away someone else’s freedom, just as surely as I am not free when my freedom is taken from me. The oppressed and the oppressor alike are robbed of their humanity.” – Nelson Mandela
"I learned that very often the most intolerant and narrow-minded people are the ones who congratulate themselves on their tolerance and open-mindedness." – Christopher Hitchens
"If I go to meetings with a mind tightly closed, ready to criticize what I hear, it is as though I were to hold a teaspoon under Niagara Falls in an effort to get water for my thirst." – One Day at a Time in Al-Anon
"Eager to break 'old taboos' and debunk 'religious myths,' we opened our minds to fashionable ideas and trendy rationalizations we found personally 'liberating,' and we closed our minds to God." – PTP123
"The gradual approach of Step 2 helps us to set aside the contentious attitude and adversarial pose that is typical of so many of us and which closes down our minds." – PTP123

For more PTP123 passages related to narrow-mindedness, see pp. 26, 29, 134–136. For PTP4 passages, see pp. 264, 293, 295. For more Big Book and12&12 passages, click on 164andmore.com and search "open." See also entries in As Bill Sees It. On this site, see Appendix 4: Common Manifestations of Self: Character Defects – Narrow-mindedness, The Virtue of Open-Mindedness, Spiritual Awakening: The Seeing Eye, and Spiritual Awakening: The Caring Heart.
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