Acquire Quote by James Jeans

It appears, then, to be a condition of a genuinely scientific hypothesis, that it be not destined always to remain an hypothesis, but be…

— John Stuart Mill

A hypothesis or theory is clear, decisive, and positive, but it is believed by no one but the man who created it. Experimental findings,…

— Harlow Shapley

A hypothesis is empirical or scientific only if it can be tested by experience. A hypothesis or theory which cannot be, at least in…

— Francisco J. Ayala

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

— Sukant Ratnakar

That which is provable, ought not to be believed in science without proof.

— Richard Dedekind

There is a philosophy that says that if something is unobservable -- unobservable in principle -- it is not part of science. If there…

— Leonard Susskind

What is believed to be a fact is only a fact until another fact supersedes it. Science is only a fashion. Nothing more.

— Robert Rankin

Science is not, despite how it is often portrayed, about absolute truths. It is about developing an understanding of the world, making predictions, and…

— Brian Schmidt

A good hypothesis in science must have other properties than those of the phenomenon it is immediately invoked to explain, otherwise it is not…

— William James

“[Modern scientific] theories can necessarily never be more than hypothetical, since their starting-point is wholly empirical, for facts in themselves are always susceptible of…

— René Guénon

Truth in science can be defined as the working hypothesis best suited to open the way to the next better one.

— Konrad Lorenz

Science sometimes improves hypotheses and sometimes disproves them. But proof would be another matter and perhaps never occurs except in the realms of totally…

— Gregory Bateson