"We cannot do quality control before sending products out. We make too much stuff." Ever buy strawberries? "We don't check all tickets for the venue. Too many

"We cannot do quality control before sending products out. We make too much stuff." Ever buy strawberries? "We don't check all tickets for the venue. Too many people." Train conductors often check tickets after the train has started moving. "Cleaning the entire building is not possible. It's too much space." Climate change. Dirty streets.