#[[Metaphors we live by]] by [[George Lakoff]]
#[[Wikipedia:Where Mathematics Comes From]] by [[Wikipedia:George Lakoff]] and [[Wikipedia:Rafael E. Núñez]]
#[http[Wikipedia://www.amazon.com/Mathematics-, Form-and Function-Saunders-MacLane/dp/0387962174] Mathematics: Form and Function ] by [[Wikipedia:Saunders Mac Lane]]