Jordan Ellenberg Quotes

Cauchy was not interested in the needs of engineers. Cauchy was interested in the truth.

A reasonable person believes, in short, that each of his beliefs is true and that some of them are false.

Dividing one number by another is mere computation ; knowing what to divide by what is mathematics.

we're not actually people at all, but simulations running on an ultracomputer built by other people.

Knowing mathematics is like wearing a pair of X-ray specs that reveal hidden structures underneath the messy and chaotic surface of the world.

Public opinion doesn't exist. More precisely, it exists sometimes, concerning matters about which there's a clear majority view.

if gambling is exciting, you're doing it wrong.

He was unsweaty, undusty, and unbloody, but he was right. He was a critic who counted.

Genius is a thing that happens, not a kind of person.

Mathematics is the extension of common sense by other means.

you never miss the plane, you're spending too much time in airports.

A mathematician is always asking, "What assumptions are you making? And are they justified?

Safety warning: never divide by zero unless a licensed mathematician is present.

Improbable things happen a lot.