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"A theory can be proved by experiment; but no path leads from experiment to the birth of a theory."
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"On the basis of Lorentz's theory, if we limit ourselves to a single spectral line, it suffices to assume that each atom (or molecule) contains a single moving electron."

"I have a tendency to often share the point of view of the conspiracy theory."

"On the other hand, we don't understand the theory too completely, and because of this fuzziness of spacetime, the very concept of spacetime and spacetime dimensions isn't precisely defined."

"The basic theory in twistor theory is not to add extra dimensions."

"Things are still in early stages, but one can imagine that as we build up and systematize our theories of these associations, and try to boil them down to their core, the result might point us toward the sort of fundamental principles I advocate."

"The theory of founder effects does not explain how novel features like plumage traits arise."

"My theory of hitting was just to watch the ball as it came in and hit it."

"My theory is this; I'm not a political songwriter. I'm an honest songwriter."
Explore more quotes by 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."

"In theory, there is no difference between theory and practice. But, in practice, there is."

"A theory can be proved by experiment; but no path leads from experiment to the birth of a theory."
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