Great guideline from Toastmasters Intl.
- Give more than you expect others to give.
- Combine optimism and perseverance.
- See everyone as a diamond in the rough.
- Express appreciation; accept responsibility.
- Keep your ego in check.
- Show respect for the people around you.
- Treat team members as family.
- Be a source of inspiration.
- Stress cooperation, not competition.
- Maintain a sense of humor.
Link