• Know your facts thoroughly. 
• Use scientific-looking visuals (elements that people associate with science, like formula or graphs).
• Demonstrate that other people agree.
• Using phrases that indi...

• Watch your posture. The most effective one is with your feet together and palms down or letting them move with the words.
• Don't get nasty. Validate your opponent's self-worth by being nice to them so they will be more receptive.
• Avoid using too many facts.

1. Instead of attacking someone's ideas, try taking your opponent's basic beliefs and developing them into an absurd conclusion.
2. Flag your opponent's' dangerous beliefs.  It may have a positive effect on neutralizing your opponent.
3. Identify the shared ground bet...

Repeating an argument back to the speaker can develop trust by proving that you're listening.

If you mimic your opponent (in a subtle way), they are more likely to believe you.

To gain trust and build rapport, you need to hear out what the other person thinks without interrupting or disagreeing.