Mathematics is of two kinds, Rigorous and Physical. The former is Narrow: the latter Bold and Broad. To have to stop to formulate rigorous demonstrat…

- Oliver Heaviside

Ohm (a distinguished mathematician, be it noted) brought into order a host of puzzling facts connecting electromotive force and electric current in c…

- Oliver Heaviside

It is shocking that young people should be addling their brains over mere logical subtleties in Euclid's Elements, trying to understand the proof of …

- Oliver Heaviside

Now, in the development of our knowledge of the workings of Nature out of the tremendously complex assemblage of phenomena presented to the scientifi…

- Oliver Heaviside

Facts are of not much use, considered as facts. They bewilder by their number and their apparent incoherency. Let them be digested into theory, howev…

- Oliver Heaviside

Mathematics is an experimental science, and definitions do not come first, but later on.

- Oliver Heaviside

...there is no absolute scale of size in nature, and the small may be as important, or more so than the great.

- Oliver Heaviside

Theory is the essence of facts. Without theory scientific knowledge would be only worthy of the madhouse.

- Oliver Heaviside

However absurd it may seem, I do in all seriousness hereby declare that I am animated mainly by philanthropic motives. I desire to do good to my fell…

- Oliver Heaviside