These are personal notes that come from working with a Tony Robbins life coach.
The idea of privatizing emotions may take a little bit to process. It is extremely effective. Some of the things we want to complain about to our spouses or kids are far less important than maintaining the relationship!
It's the same reason you write that crazy email but sit on it for 24 hours. Then you reread it – and reconsider – before you send it.