In the physical Sciences especially, the language of mathematics is a further addition.
"The Foreign Hand Tie"
Gordon Randall Garrett
Political economy was, therefore, for our time the most important of all Sciences, and Winkelblech now determined to give himself thoroughly to its study.
"Contemporary Socialism"
John Rae
There is no science whose conclusions are not modified by the advance of knowledge; and there are many Sciences besides political economy whose phenomena change their type in lapse of time.
"Contemporary Socialism"
John Rae