Certainty Quote by Han Fei

It is foolish to be convinced without evidence, but it is equally foolish to refuse to be convinced by real evidence.

— Upton Sinclair

The scientist believes in proof without certainty.

— Ashley Montagu

The scientist believes in proof without certainty, the bigot in certainty without proof.

— Ashley Montagu

No amount of evidence will ever persuade an idiot

— Mark Twain

Those who are full of certainty are usually wrong.

— Nick Boles

Certainty is no guarantor of correctness.

— Margaret Heffernan

“Of course, it is not so easy to “falsify,” i.e., to state that something is wrong with full certainty. Imperfections in your testing method…

— Nassim Nicholas Taleb

You prove but too clearly that seeking to know Is too frequently learning to doubt.

— John Denham

Attempt what is not certain. Certainty may or may not come later. It may then be a valuable delusion.

— Richard Diebenkorn

Certainty, not data, is knowledge.

— L. Ron Hubbard

Doubt is not a pleasant condition, but certainty is absurd.

— Voltaire

Just because someone seems to have more certainty, doesn't mean they're right.

— Tony Robbins