There is nothing so annoying as to have two people talking when you're busy interrupting.
"Mark Twain on Common Sense: Timeless Advice and Words of Wisdom from America's Most-Revered Humorist".
![There is nothing so annoying as to have two people talking when you're busy interrupting.](http://cdn.myquotes.org/images/mark-twain/there-is-nothing-so-annoying-as-to-have-two-people-talking-when-youre-busy-interrupting.jpg)
There is nothing so annoying as to have two people talking when you're busy interrupting.