Mark Cuban has never wavered on one piece of financial wisdom, especially when it comes to sudden wealth. Asked by Forbes what he'd tell someone who just came into serious money, his answer was blunt and consistent: cash is king.

It's not complicated financial jargon or sophisticated trading strategy. Cuban's conviction is straightforward—when you unexpectedly hit a windfall, liquid cash matters more than flashy moves. The rationale? Cash gives you optionality. It lets you sleep at night. It keeps you from making desperate decisions when markets turn ugly or opportunities vanish.

This advice hits different in crypto circles, where leverage, tokens, and "diamond hands" mentality sometimes drown out basic risk management. But Cuban's track record speaks for itself. Whether you're a newly wealthy crypto trader or traditional investor, the principle remains: before you chase the next big move, make sure your foundation is solid cash.