Science Quote by Karl R. Popper

“Real science is recognizing an outcome, not always about reinforcing your theory.”

— Jeffrey Fry

“…once science had declared a thing possible, there was no escape from its eventual realization…”

— Arthur C. Clarke

[we see that] science is eminently perfectible, and that each theory has constantly to give way to a fresh one.

— Jules Verne

“Theory in any branch of science entails a risk of detachment from reality”

— Quammen, David

“No scientific theory can claim absolutely certainty.”

— David Christian

“The facts of science always imply a theoretical, which means a symbolic, element.”

— Ernst Cassirer

one of the tests of a theory is that, once grasped, it appears self-evident.

— Arthur Koestler

“Without clues, we search in the wrong directions. Without evidence, a theory is not reliable.”

— Carlo Rovelli

“It is impossible to do science in the absence of a pre-existing theory. (p.125)”

— Kathryn Schulz

“If theory means a reasonably systematic reflection of our guiding assumptions, it remains as indispensable as ever.”

— Terry Eagleton

“It is a scientifically proven fact that all scientifically proven facts have originated from original and thereby unproven theories.”

— Silvia Hartmann

“If existance of something cannot be proved scientifically, it only means that science is not equipped to prove it right now.”

— Sukant Ratnakar