I've replied this many times on Twitter in Russian

[VOX]

13. Interesting!

Swatting 'em with proper grammar. I like that -- I may give that one a spin myself.

I never engaged in these exchanges until Obama was subjected to such overtly racist treatment by American citizens. It may not change anything, but at least swinging back with the written word: 1) Lets them know that there are many Democrats/progressives who are NOT pushovers, and are onto them, and have had it up to the eyeballs with their lunacy; and 2) it offers up a bit of a therapeutic effect, like a pressure-relief valve.

Happy hunting!