As I was ordering my coffee today, the lady behind the counter said to me. "You're always so nice and smiley and courteous, it's always nice to see you when you come in".
I was really touched and pleasantly taken aback! I would never have thought that the simple act of treating people the way you'd like to be treated yourself is particularly comment-worthy. Maybe it is!
That was my happy warm fuzzy for the rest of the day :D
And speaking of warm fuzzies ...