Balfour Stewart Professions : Physicist Born : November 1, 1828 Died : December 19, 1887 Browse All Authors Famous Quotes by Balfour Stewart I do not think the division of the subject into two parts - into applied mathematics and experimental physics a good one, for natural philosophy without experiment is merely mathematical exercise, while experiment without mathematics will neither sufficiently discipline the mind or sufficiently extend our knowledge in a subject like physics. Balfour Stewart exercise philosophy science It is not impossible to suppose that in this case our luminary was taken in the act. Balfour Stewart cases taken impossible Similar Authors Gabriel Lippmann physicist Burton Richter physicist Bruno Rossi physicist Bruce Maccabee physicist Brian Cox physicist Allan McLeod Cormack physicist All Authors