Here are some quotes from famous people regarding mathematicians:
A mathematician is a device for turning coffee into theorems. (Paul Erdős)
A mathematician is a blind man in a dark room looking for a black cat which isn’t there. (Charles Darwin)
A person who can, within a year, solve x2 – 92y2 = 1 is a mathematician. (Brahmagupta)
Mathematicians, like cows in the dark, all look alike to me. (Abraham Flexner)
Mathematicians are like Frenchmen: whatever you say to them, they translate it into their own language, and forthwith it means something entirely different. (Johann Wolfgang von Goethe)
Medicine makes people ill, mathematics make them sad and theology makes them sinful. (Martin Luther)