I have a simpler algorithm. I ask three questions: - Do you have a dog? - Do you smoke? - Are you in favor of nuclear energy? If the answer to any of these

I have a simpler algorithm. I ask three questions: - Do you have a dog? - Do you smoke? - Are you in favor of nuclear energy? If the answer to any of these questions is yes, you are not going to be a close friend. Everybody else is welcome.