We all know that polite, confident people never correct other people's grammar. We all also know that it's the #1 thing to do if you are losing an argument... HOWEVER, secure confident people have the inner strength to correct other people's grammar in their heads. Thus the now legendary phrase "I am silently correcting your grammar."
There are few things in life better than the sweet, smug satisfaction of being smarter than others...
I am Silently Correcting Your Grammar Coffee Mug Dimensions: 18 oz