We regard it as a certainty that the earth, enclosed…

“We live inside a hollow earth, enclosed by the terrestrial surface. Hitler realized this.”

— Umberto Eco

It is to them [fossils] alone that we owe the commencement of even a Theory of the Earth ... By them we are enabled…

— Georges Cuvier

Do not lose hope; St. Joseph also experienced moments of difficulty, but he never lost faith and was able to overcome them, in the…

— Pope Francis

[I]f in other sciences we should arrive at certainty without doubt and truth without error, it behooves us to place the foundations of knowledge…

— Roger Bacon

“Death is the one great certainty in life. That’s what my dad used to say. Nothing else is certain. Not love. Not happiness. Not…

— Mila Gray

The significance and volume of repairs that are needed across the country demand that we give state and local governments the long-term certainty they…

— Sam Graves

Every single person who is a member of our party deserves to have certainty. They deserve to know that my attention and focus is…

— Annamie Paul

It is suggested that in domestic violence at least the presence or absence of a firearm, or of any other type of weapon, is…

— Colin Greenwood

As a businessman, I know that businesses need certainty.

— Bill Foster

The world is a wonderfully weird place, consensual reality is significantly flawed, no institution can be trusted, certainty is a mirage, security a delusion,…

— Tom Robbins

Of course I doubt. I do not practice a certainty. I practice a faith.

— Robert Breault

In the mental disturbance and effort of writing, what sustains you is the certainty that on every page there is something left unsaid.

— Cesare Pavese

The past and the future become unimportant. There is only that moment, and the incredible certainty that everything under the sun has been written…

— Paulo Coelho

Sometimes we have the absolute certainty there's something inside us that's so hideous and monstrous that if we ever search it out we won't…

— Hubert Selby, Jr

A common fallacy in much of the adverse criticism to which science is subjected today is that it claims certainty, infallibility and complete emotional…

— Cyril Norman Hinshelwood