"If you feel that the only way you can achieve what you want is to take amphetamines then I would hope that what you are working on is very important (for you at least). The side effect from overuse are enough to take years off your life."

It is very important to me, but I'd rather not lose years of my life is possible. Hence, asking for input here.

"And you are no Paul Erdős."

Not many accomplish on that level, but anyone who wishes can aspire to. I do.

But lifestyle judgments aside, I would be fascinated by some personal anecdotes or places to start learning more before jumping in.