Do you have to be a millionaire to become an F1 driver?

Lance Stroll's F1 career has been financed by his billionaire father Lawrence, who owns the Aston Martin team. Lewis Hamilton's father Anthony worked multiple jobs to fund his son's early career. REUTERS
Lance Stroll's F1 career has been financed by his billionaire father Lawrence, who owns the Aston Martin team. Lewis Hamilton's father Anthony worked multiple jobs to fund his son's early career. REUTERS
BBC Sport