Grigori Pereleman would be doing mathematics with or without the prize money. But, according to various accounts he's probably not. He quit doing mathematics a

Grigori Pereleman would be doing mathematics with or without the prize money. But, according to various accounts he's probably not. He quit doing mathematics and just lives with his mother and goes to the movies. http://en.wikipedia.org/wiki/Grigori_Perelman#Withdrawal_from_mathematics.3F http://en.wikipedia.org/wiki/Grigori_Perelman#Withdrawal_fro...