Or maybe he/she was a person who was always treated as an outcast for not drinking when society( in the US) constantly advertises that in order to have a good time, it involves/should involve alcohol.

Did you ever think of that before you shot from the hip?

("Alcohol ads typically associate a brand with cool, sexy people and a fun activity.")[https://www.consumer.ftc.gov/articles/0391-alcohol-advertisi...]