
Last time I checked it was considered uncultured in some savoir vivre guide.
Why did I check such a thing? I was raised without this odd tradition and a long time ago had a girlfriend who was border line offended every time I didn’t react to her sneezing. Unfortunately she taught me to say it anyway and it’s pretty hard to unlearn again. After more than 2 decades.





Imagine having so much serotonin, it must be like feeling high all the time