For Helen Williams, even at the age of 92, retirement really was never an option. “We never really wanted her to retire because she was so social,” said Mary Christopher, Williams’ daughter. “She hated three-day weekends; she’d say ‘By Monday, I’m so bored and lonely. I want to see people.’ “She said working gave her three things: ‘It gives me reason to get up in the morning, it gives me social contact with others, and it gives me reason to buy new clothes.’” And for a substantial segment of the western Nevada County community, it gave a good reason over …