The only thing all successful people have in common is that they're successful, so don't waste your time copying "the successful strategies" of others.
Seth GodinYou can listen to what people say, sure. But you will be far more effective if you listen to what people do.
Seth GodinNo, the only way to know what people think is to watch what they do, not what they say. Do they come back for more? Do you cause them to change their behavior? Can you make them smile?
Seth Godin