a Quora answer that is pretty interesting.

"But the quantitative and logical techniques you sharpen as a mathematician allow you to take many shortcuts that make learning other fields easier"

https://www.quora.com/What-is-it-like-to-understand-advanced-mathematics/answers/873950?srid=p6KQ&share=1

and another

Intellectuals Are Freaks

the pool from which scholars, writers, and policy experts is drawn is already a small one. It is even more exclusive in practice, because the children of the rich and affluent are over-represented among those who go to college.

http://www.newgeography.com/content/005352-intellectuals-are-freaks/

he-he

http://www.joelkotkin.com/content/001258-today%E2%80%99s-tech-oligarchs-are-worse-robber-barons