| Author |
Quotes |
| Anthony Trollope | Life is so unlike theory. |
| Denis Diderot | In order to shake a hypothesis, it is sometimes not necessary to do anything more than push it as far as it will go. |
| Ed Howe | A young boy is a theory, an old man is a fact. |
| Ed Howe | A theory is no more like a fact than a photograph is like a person. |
| Harold S Geneen | You cannot run a business, or anything else, on a theory. |
| Manfred Eigen | A theory has only the alternative of being right or wrong. A model has a third possibility - it may be right but irrelevant. |
| Sir Arthur Eddington | put too much confidence in experimental results until they have been confirmed by theory. |
| Thomas A Edison | I never once made a discovery ... I speak without exaggeration that I have constructed three thousand different theories in connection with the electric light ... Yet in only two cases did my experiments prove the truth of my theory. |
| Thomas Huxley | In scientific work, those who refuse to go beyond fact rarely get as far as fact. |
| Thomas Huxley | Science is organized common sense where many a beautiful theory was killed by an ugly fact. |
| Voltaire | Let us work without theorizing, 'Tis the only way to make life endurable. |
| Walt Whitman | There can be no theory of any account unless it corroborate with the theory of the earth. |
| Yogi Berra | In theory there is no difference between theory and practice. In practice there is. |
| Samuel Johnson | Many things difficult to design prove easy to performance. |
| Samuel Johnson | Conjecture as to things useful, is good, but conjecture as to what it would be useless to know, is very idle. |
| - Page 1 Next |