I know it's a rare privilege, but if one can really tackle something in adult life that means that much to you, then it's more rewarding than anything I can imagine.

It's fine to work on any problem, so long as it generates interesting mathematics along the way - even if you don't solve it at the end of the day.

I had this rare privilege of being able to pursue in my adult life, what had been my childhood dream.

Fermat said he had a proof.

I grew up in Cambridge in England, and my love of mathematics dates from those early childhood days.

I loved doing problems in school.

I know it's a rare privilege, but if one can really tackle something in adult life that means that much to you, then it's more rewarding than anything I can imagine.