I don't remember all my mistakes, but I've had more than one conversation in my life where I didn't think of the perfect thing to say until days later, when it was too late.   Last year, I had a confrontation with someone in a volunteer organization I worked with. This person lost his temper and said something incredibly cruel, and I was so shocked and overwhelmed with possible responses that I ended up saying nothing and walking away. For months afterward, I replayed the con