Theory Quotes

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

Jan L. A. van de Snepscheut

"There is nothing so practical as a good theory."

Kurt Lewin

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

Jan L. A. van de Snepscheut

“He who loves practice without theory is like the sailor who boards ship without a rudder and compass and never knows where he may cast.”