How do you tell if the person was motivated by passion or by money in their previous jobs? You could look for people who previously worked for low pay and offer

How do you tell if the person was motivated by passion or by money in their previous jobs? You could look for people who previously worked for low pay and offer them higher pay, but if they worked for low pay in the past then they are probably willing to work for low pay again. In the games industry is that if you work a 40 hour week then your game will be delayed or have less content or more bugs than your competitors game who's programmers worked for 60 hours and when your programmers burn out they are easily replaced because so many people want to work in games.