the grandkids yelling "grammy's home" when i walk in the door.
hearing dh ringtone go off / and him snoring next to me
having a washer & dryer... (did the wash, including diapers in the tub years ago, we were so broke!)
having the car start on the first try ( haven't always had that either)
having heat & hot water on demand... this old house has some issues with that occasionally