No amount of evidence will ever persuade an idiot
People who think they know everything are a great annoyance to those of us who do.
A fanatic is one who can't change his mind and won't change the subject.
Attributed
Ignorance of ignorance, then, is that self-satisfied state of unawareness in which man, knowing nothing outside the limited area of his physical senses, bumptiously declares there is nothing more to know!
Prejudices are what fools use for reason.
Convictions are more dangerous foes of truth than lies.
Denial of all outside of our own limited experience is absurd.
When people get their mind made up about something, then it's: 'Don't bother me with facts.' They've got their minds made up and dismiss you out of hand. Some people don't even give you a fair hearing.
No one is more dangerous than someone who thinks he has "The Truth".
The losers in life think they have all the answers. They can’t learn because they’re too busy telling everyone what they know.
Prejudice is a great time saver. You can form opinions without having to get the facts.
I don't travel in circles where people say, 'I have faith, I believe this in my heart and nothing you can say or do can shake my faith.' That's just a long-winded religious way to say 'Shut up.'
One of the main faults of a fool is that he never changes his mind.
I have an intense dislike of doctrines, because you will always end up eating your words.
Some people have facts; these can be proven. Some people have theories; these can be disproven. But people with opinions are mindless and have their minds made up about it.
To refuse a hearing to an opinion, because they are sure that it is false, is to assume that their certainty is the same thing as absolute certainty. All silencing of discussion is an assumption of infallibility.
I think to put someone in a box is somewhat narrow-minded.
Even the weakest disputant is made so conceited by what he calls religion, as to think himself wiser than the wisest who think differently from him.
Atheists are just as obnoxious if not more obnoxious than zealots.
Most men are unwilling to be taught.
How much further can your head get up your ass that you're actually judging someone as a person based on their sexuality before you even have a conversation with them?
Religion doesn't make people bigots. People are bigots and they use religion to justify their ideology.
The definition of an asshole is someone who doesn't believe what he is seeing.
There has always been in history some people who think in the Stone Age.
Everybody is xenophobic to an extent.