The Best Comeback of Them All

Today’s daily prompt is: Drawing a Blank

When was the last time your walked away from a discussion, only to think of The Perfect Comeback hours later? Recreate the scene for us, and use your winning line.

I have certainly found that sometimes the best comeback to a stupid argument is simply remaining silent. Why waste my time trying to win an argument with ignorant people? You can’t talk sense into them no matter how hard you try.