The one lottery you don't want to win.
Some Of Our Main Characters.
Text Evidence #1
You can infer that the lottery in this town's village has been something they've been doing for a long time now, so its become a routine for them every year now.
Text Evidence #2
Since Old Man Warner is the oldest man in town he is accustomed to doing the lottery for many years now so he finds the lottery as tradition and he feels that it should keep being passed down from generation to generation.
Text Evidence #3
In this part of the passage the Old Man Warner says that people aren't the way they used to be, the lottery is an outdated practice and years before when the lottery took place people used to keep their mouth shut and just go with the flow and now they're very opinionated. That is what Old Man Warner meant when he said that people weren't the way they used to be.