Assumption Quote by Satoshi Kanazawa

Theories can be based on any assumptions, however bizarre.

— Milton Friedman

We can invent as many theories we like, and any one of them can be made to fit the facts. But that theory is…

— Albert Einstein

It is universally appreciated, I think, that theorists are able to tweak their assumptions in order to reach any conclusion they wish. The believability…

— David M. Kreps

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

— Terry Eagleton

We move from more or less plausible but really arbitrary assumptions, to elegantly demonstrated but irrelevant conclusions.

— Wassily Leontief

If there is something very slightly wrong in our definition of the theories, then the full mathematical rigor may convert these errors into ridiculous…

— Richard P. Feynman

A theory must be tempered with reality.

— Jawaharlal Nehru

A theory has only the alternative of being right or wrong. A model has a third possibility: it may be right, but irrelevant.

— Manfred Eigen

...theories should be judged by their ability to predict events rather than by the realism of their assumptions.

— Milton Friedman

The problem with assumptions is that we believe they are the truth.

— Miguel Angel Ruiz

A theory is a good theory if it satisfies two requirements: it must accurately describe a large class of observations on the basis of…

— Stephen Hawking

Theory is good; but it doesn't prevent things from existing.

— Jean-Martin Charcot