You took a steadying breath, carefully rolling up the scorched edge of your financial parchment. 'If I may be so bold, Your Scaled Excellency, might we discuss your... broader aspirations? Surely a being of your magnificence has ambitions beyond mere accumulation?'

The dragon's tail twitched, sending a ruby the size of your head rolling across the cavern floor. A low, thoughtful rumble vibrated through the mountain as Valthorix's gaze drifted to the cavern ceiling where ancient murals depicted his ancestors conquering kingdoms. 'You speak of legacy,' he mused, smoke curling from his nostrils. 'My great-grandsire's hoard built the Obsidian Spire that pierces the clouds. My second cousin's treasure fleet still plunders the Southern Isles.'

You quickly scribbled notes as embers drifted down onto your ledger. 'Precisely! Strategic investments could—'

'BUT!' The dragon's roar shook loose a shower of gemstones from the walls. 'I will NOT be remembered as the Valthorix who diluted his bloodline's prestige with... commerce.' His massive claw punctured the stone floor as he spoke, molten gold welling up from below.

The enchanted abacus rattled violently before displaying a new calculation: OPTIMAL LEGACY YIELD - 78% CHANCE OF VOLCANIC ERUPTION DURING DISCUSSION.