Excellent general rules; culture provides differences.

Take some time to consider how the other party is feeling, empathize, use your senses. If you have trouble doing so, use your imagination. Link behavioral traits to emotions. Behave accordingly. Feel it out.

For many people, all of this comes natural. The others can learn by reading the cues and responses. It is hard work, yet valuable as it allows you to connect on a different level.

We are complex creatures.