She'd say something pretty rude and to the point about something or someone and then make no apologies by explaining "I've lived 80 years so I can say whatever I want". Usually she only said that when I had to pick my jaw up off the floor.
Granted I haven't ever really had that "filter", you know the one that says "please don't let this thought escape your lips or you'll need Vaseline to remove your foot or someone's fist"? My sweet loving mother always has. Until recently.
So my thought is that her filter has disintegrated a little bit more quickly than Grandma's and I just never had one. I nearly peed my pants this afternoon after receiving the following email from my mother (which I would NEVER have thought to send her myself even 3 years ago):