Accepted Quote by George Henry Lewes

There is nothing respecting which a man may be so long unconscious as of the extent and strength of his prejudices.

— Anonymous

Dissent is difficult. It can constitute a real dilemma for the person who disagrees.

— Richard N. Haass

“The man who cannot listen to an argument which opposes his views either has a weak position or is a weak defender of it.…

— James E. Talmage

I could never divide myself from any man upon the difference of an opinion, or be angry with his judgment for not agreeing with…

— Thomas Browne

“Every man — in the development of his own personality — has the right to form his own beliefs and opinions. Hence, suppression of…

— Thomas Emerson

If a person can be said to have the wrong attitude, there is no need to pay attention to his arguments.

— John McCarthy

We often contradict an opinion for no other reason than that we do not like the tone in which it is expressed.

— Friedrich Nietzsche

No evidence is powerful enough to force acceptance of a conclusion that is emotionally distasteful.

— Theodosius Dobzhansky

If a man never contradicts himself, the reason must be that he virtually never says anything at all.

— Erwin Schrodinger

I do not say this, that I think there should be no difference of opinions in conversation, nor opposition in men's discourses... 'Tis not…

— John Locke

When an opinionated person starts to challenge something, his mind shuts out all that could clear up the matter. The argument irritates him, however…

— Madeleine de Souvre, marquise de Sable

“There is the greatest difference between assuming an opinion to be true, because, with every opportunity for contesting it, it has not been refuted,…

— John Stuart Mill