Accord Quote by Barbara Tuchman

Theory is worth but little, unless it can explain its own phenomena, and it must effect this without contradicting itself; therefore, the facts are…

— Charles Caleb Colton

It must be conceded that a theory has an important advantage if its basic concepts and fundamental hypotheses are 'close to experience,' and greater…

— Albert Einstein

To come very near to a true theory, and to grasp its precise application, are two different things, as the history of science teaches…

— Alfred North Whitehead

Let me run over the principal steps. We approached the case, you remember, with an absolutely blank mind, which is always an advantage. We…

— Arthur Conan Doyle

Theory helps us to bear our ignorance of facts.

— George Santayana

In-depth studies have an influence on general ideas, whereas theories, in turn, in order to maintain themselves, push their spectators to search for new…

— Louis Agassiz

Progress is achieved by exchanging our theories for new ones which go further than the old, until we find one based on a larger…

— Claude Bernard

Theories are just disposable tools in the production of knowledge

— Manuel Castells

History has got a lot to do with unique circumstances under certain particular cases and grand theories will always find counter cases. I don't…

— Richard Lewontin

For if as scientists we seek simplicity, then obviously we try the simplest surviving theory first, and retreat from it only when it proves…

— Nelson Goodman

When you come up with a theory, you fall in love with the beauty the simplicity and elegance of it. But then you have…

— Michio Kaku

In general, a fact is worth more than theories in the long run. The theory stimulates, but the fact builds. The former in due…

— Theobald Smith