How to become a good discussion

Pre-scheduling discussions
It is advisable to plan well and prepare for discussion, because goal setting leads to clear focus and helps the discussion succeed.  There are also many issues that need to be taken into account in planning and leading the discussion. The time spent thinking about the cognitive, Social, and physical discussion will positively affect it, making it more lively and productive. 
Voice control
The sound is the most important tool for discussion, so its quality and quality must be improved through ventilatory breathing; that is, replacing breathing from the chest with the diaphragm of the speaker. This breathing helps reduce the problems caused by the speaker's anxiety and also increases the quality control of individual tone, (Whether it is high or low), and its size.

Employment of the correct body language
The discussion should attach importance to the language of the body and to the message it conveys through it by paying attention to:
* Stand straight and moderate while talking.
* Put your hands on the sides, or tie them in the front, and you can move your hands when needed to draw the attention of the other party to a certain point.
* Match the facial expressions of the interviewer with the dialogue that is revealed to the listeners

Tips for Successful Discusser
Success can be achieved by following these tips:

* Clarify the goal to speak.
* Prepare notes for the discussion.
* Good listening to the speaker through:
Provide attention to the speaker and focus on what he says.
 Read the speaker by observing his words and emotions,
 and find out whether the speaker is angry, or afraid or frustrated, and other feelings, and learn how to respond to such emotions and words. Quiet during the discussion.
 Emphasize the speaker's understanding and ask explanatory questions to the discussant, helping to address the main issue of the debate.