Manfred Eigen

theory experiment proven

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

—Manfred Eigen (1927-2019)

theory right wrong irrelevant

"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 (1927-2019)

theory practice

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

—Manfred Eigen (1927-2019)

scream thesis

"Sometimes a scream is better than a thesis."

—Manfred Eigen (1927-2019)

entropy information average particular state

"Entropy refers to an average of (physical) states, information to a particular (physical) state"

—Manfred Eigen (1927-2019)