"I decided to withdraw from mathematics because I don't want to be associated with the mathematical community."

"I don't think anything I say can be of the slightest interest to the general public."

"The prize was completely irrelevant for me. Everybody understood that if the proof is correct then no other recognition is needed."

"If I am to give a prize to someone, I should give it to myself."

"I am absolutely sure that I am right."