Become a Master of the Polite NO

Too many good people suffer from the affliction of trying to please people. This causes them to say yes to nearly every request that comes their way. Mastery is very much about minimalism: building a life around a monomaniacal focus around only a few things. And because all you do are a few things every day (that are the very same things each day), you’re certain to get very very very great at these things. So, politely say no to lost opportunities so you can get your finest work done. ...