Erdos accepted and won a wager with Ron Graham that he (Erdos) could go cold turkey for 30 days without amphetamines.
Erdos: “You’ve showed me I’m not an addict. But I didn’t get any work done. I’d get up in the morning and stare at a blank piece of paper. I’d have no ideas, just like an ordinary person. You’ve set mathematics back a month.”
Computational Complexity: Getting an Edge
