Saying No

I'm reading a book called _The Coaching Habit_ so I can coach my team better and specifically make my 1:1s with them more productive. While reading, I came across a quote by Peter Block who defines an adult-to-adult relationship as one in which you are
> able to ask for what you want, knowing that the answer may be No and negotiating the difference.
I really like this quote. Over the years, I've gotten pretty good at _hearing_ the word 'No'. It doesn't weigh on me as much as it used to. But _saying_ 'No' is often still a challenge. I'm not talking about things like declining a dinner invitat...