It's not enough to learn, one must become.
Not expecting someone to measure up is an insult
In communication, you get back what you send out.
The very best thing you can give someone is what they want.
Laughter is a release of tension. When influencing, make the other person laugh; you'll gain rapport instantly.
You make the choice for change more easily and readily each time as your conscious mind begins to reprogram your subconscious mind with a new habit, and the decision is reinforced by that positive change.