Quite a few people have to believe something is normal before it becomes normal - a sort of 'voting' situation. But once the threshold is reached, then everyone demands to do whatever it is.
“You can't just beat a team, you have to leave a lasting impression in their minds so they never want to see you again.”
“One of the strongest and most persistent elements in national development has been that inheritance of political traditions and usages which the new settlers brought with them.”