An engineer thinks that his equations are an approximation to reality. A physicist thinks reality is an approximation to his equations. A mathematician doesn’t care.
Mathematicians are like Frenchmen: whatever you say to them, they translate it into their own language, and forthwith it means something entirely different. — Goethe
A mathematician is a blind man in a dark room looking for a black cat which isn’t there. (Charles R Darwin)
Old mathematicians never die; they just lose some of their functions. » Read more