The number of God is Pi and Euler number is evil.

“Durante la invasión rusa en 1760, la casa de campo de Euler fue saqueada. El general ruso declaró que "no hacía la guerra a…

— Anonymous

“Along with working on the Basel problem, Euler realized that adding an infinite sequence of reciprocal powers for all whole numbers will give you…

— Matt Parker

Euler calculated without effort, just as men breathe, as eagles sustain themselves in the air.

— Francois Arago

“I have been able to solve a few problems of mathematical physics on which the greatest mathematicians since Euler have struggled in vain ...…

— Hermann von Helmholtz

The person who did most to give to analysis the generality and symmetry which are now its pride, was also the person who made…

— William Whewell

Although to penetrate into the intimate mysteries of nature and thence to learn the true causes of phenomena is not allowed to us, nevertheless…

— Leonhard Euler

“In my view, Euler's tranquil temperament, fairness, and generosity were integral to his greatness as a mathematician and scientist- he was never inclined to…

— David Stipp

Euler - The unsurpassed master of analytic invention.

— Richard Courant

There is a famous formula, perhaps the most compact and famous of all formulas - developed by Euler from a discovery of de Moivre:…

— Edward Kasner

“The genius of Laplace was a perfect sledge hammer in bursting purely mathematical obstacles; but, like that useful instrument, it gave neither finish nor…

— Augustus De Morgan

A function of a variable quantity is an analytic expression composed in any way whatsoever of the variable quantity and numbers or constant quantities.

— Leonhard Euler

Thus you see, most noble Sir, how this type of solution to the Königsberg bridge problem bears little relationship to mathematics, and I do…

— Leonhard Euler

Carl Friedrich Gauss, often rated the greatest mathematician of all time, played the market. On a salary of 1,000 thalers a year, Euler left…

— William Poundstone

The kind of knowledge which is supported only by observations and is not yet proved must be carefully distinguished from the truth; it is…

— Leonhard Euler

“Objects in mathematics are named after the first person after Euler to discover them.”

— Oft-Repeated Quip