Ioulaum's Longevity

Xenophilius Lovegood leaned forward, his tone cheerful. "Since we already have the Sorcerer's Stone, doesn't that mean we don't have to work anymore? Luna, when you're on holiday, will you go looking for the Crumple-Horned Snorkack with Daddy?"

"We can't produce too much gold. That would cause inflation. In other words, if we exchanged it for Galleons, then once that money entered circulation, because the amount of currency would exceed the wizarding world's actual needs, and its purchasing power would surpass what we could actually produce and supply, it would easily lead to the devaluation of Galleons, thereby causing sustained and general price increases over a period of time. That would make the wizarding world's already fragile and rather unreasonable economic system collapse. So we absolutely cannot use the Sorcerer's Stone endlessly to create wealth, which means we have to rely on real industries like Umbrella to make money." Hermione sat up straight and explained with perfect seriousness.

Aside from Hermione, everyone present was pure-blood born, and their blank expressions showed that even those who had studied Muggle Studies and science well had not understood any of it.

Allen understood, but he merely coughed softly and did not dare look too much at Hermione, who had defended him. "The Sorcerer's Stone's ability to turn stone into gold is only one of its very minor functions in Alchemy. Its greatest use is that it can produce the Elixir of Life. Although this Potions can prevent people from dying of old age, it can't keep you forever young. People will still slowly age as time passes—at least part of you will, especially your bones. Even if you carefully maintain yourself for centuries, I suspect an ordinary handshake with someone else could break your bones... So historically, living to around six hundred was