William John Macquorn Rankine Quote

Discrepancy between theory and practice, which in sound physical and mechanical science is a delusion, has a real existence in the minds of men; and that fallacy, through rejected by their judgments, continues to exert and influence over their acts.


"Introductory Lecture on the Harmony of Theory and Practice in Mechanics" (1856), p. 4-5.


Discrepancy between theory and practice, which in sound physical and mechanical science is a delusion, has a real existence in the minds of men; and...

Discrepancy between theory and practice, which in sound physical and mechanical science is a delusion, has a real existence in the minds of men; and...

Discrepancy between theory and practice, which in sound physical and mechanical science is a delusion, has a real existence in the minds of men; and...

Discrepancy between theory and practice, which in sound physical and mechanical science is a delusion, has a real existence in the minds of men; and...