Communication is about what is received, not what is intended. If there is a gap between what you are saying and what they are hearing, you have to find a new way to say it
From reading over 100 business books and running a startup for over a year, here's a 2-word summary of communication that might save you years of reading: Contrast, Potential.
“Communication is about what is received, not what is intended. If there is a gap between what you are saying and what they are hearing, you have to find a new way to say it.”