theorem quotes

DefinitionScience is systematized positive knowledge, what has been taken as such in different ages and in different places. TheoremThe acquisition and systematization of positive knowledge are the only human activities which are truly cumulative and progressive.CorollaryThe history of science is the only history which can illustrate the progress of mankind. In fact, progress has no definite and unquestionable meaning in other fields than the field of science.

- George A Sarton
  The Study of the History of Science.