Core principles from Dale Carnegie’s “How to Win Friends and Influence People”
- Begin with praise and honest appreciation.
- Call attention to other people’s mistakes indirectly.
- Talk about your own mistakes first.
- Ask questions instead of directly giving orders.
- Let the other person save face.
- Praise every improvement.
- Give them a fine reputation to live up to.
- Encourage them by making their faults seem easy to correct.
- Make the other person happy about doing what you suggest.
Extract from Wikipedia