A wise man, therefore, proportions his belief to the…

In our reasonings concerning matter of fact, there are all imaginable degrees of assurance, from the highest certainty to the lowest species of moral…

— David Hume

A wise man proportions his belief to the evidence.

— David Hume

Faith: a firm belief for which there is no evidence.

— Bertrand Russell

“Faith is not properly defined as belief without evidence, as some critics would have it. It is an experience, and a way of being.”

— Vincent Smiles

“Logic is not the science of Belief, but the science of Proof, or Evidence. In so far as belief professes to be founded on…

— John Stuart Mill

Faith is belief without evidence and reason; coincidentally that's also the definition of delusion.

— Richard Dawkins

Faith: Belief without evidence in what is told by one who speaks without knowledge, of things without parallel.

— Ambrose Bierce

Belief without evidence is the very hallmark of the savage.

— Joe Abercrombie

When Eudæmonidas heard a philosopher arguing that only a wise man can be a good general, "This is a wonderful speech," said he; "but…

— Plutarch

A delusion that encourages belief where there is no evidence is asking for trouble. Disagreements between incompatible beliefs cannot be settled by reasoned argument…

— Richard Dawkins

When you ask why did some particular question occur to a scientist or philosopher for the first time, or why did this particular approach…

— Rebecca Goldstein

The risk of developing carcinoma of the lung increases steadily as the amount smoked increases. If the risk among non-smokers is taken as unity…

— Richard Doll

To behave creatively in art means behavior with skill; and skill comes from discipline, not derangement. The artist who knows the rules -and proportion…

— Burne Hogarth

The majority is never right. Never, I tell you! That's one of these lies in society that no free and intelligent man can help…

— Henrik Ibsen

Poetry fettered, fetters the human race. Nations are destroyed or flourish in proportion as their poetry, painting, and music are destroyed or flourish.

— William Blake