Regular reader of this blog know that I'm a fan of mistakes. I've shared my mistakes, I've used the television show House to model what the go-to-market process is like, and I've shared the wisdom that the winners in sales are the ones that make mistakes and fix them faster then their competition. Then I come across quotes that remind me that everyone does not agree with this sentiment. Yesterday I got a newsletter from a customer featuring a quote from the "Oracle of Omaha," Warren Buffet. He...