School work and intellectual interests such as music and the arts were not especially important to me while I was growing up, although mathematics, my favorite subject, was fun. Baseball was my first passion: I played sand lot and Little League and rooted for the Brooklyn Dodgers.

My principal contribution to the Black-Scholes option-pricing theory was to show that the dynamic trading strategy prescribed by Black and Scholes to offset the risk exposure of an option would provide a perfect hedge in the limit of continuous trading.

My mother taught me caring and sensitivity towards the feelings of others, animals as well as humans. She gave me much good, practical advice for getting through life.

The special sphere of finance within economics is the study of allocation and deployment of economic resources, both spatially and across time, in an uncertain environment. To capture the influence and interaction of time and uncertainty effectively requires sophisticated mathematical and computational tools.

Positive energy knows no boundaries. If everyone were to spread positive energy on the Internet, the world would be a much better place.

While the digital age has done so much to improve our world, it has dramatically changed our social structure, often further isolating us from each other.

The Blue Dragon' uses very filmic language and involves a lot of technology. It is more cinematic than theatrical and was inspired by comic strips and graphic novels.

Social media might one day offer a dazzling, and even overwhelming, array of source material for historians.