This is a list of guidelines from Aram Mika. He was a man who worked for my company. He passed away a couple of years ago. Everyone liked him. He was only 50 something. I think he has some very good points.

11 Guidelines for Leadership

1. Practice a single standard of courtesy.
2. Focus on making your team, your people vibrantly successful.
3. Never attribute to malice that which may be explained by ignorance or happenstance.
4. You need not compromise civility to be effective.
5. Stay on the high road.
6. Treat every job as if you will be there for the rest of your life.
7. Embrace the requisites for senior leadership.
8. Shamelessly assimilate outstanding traits of others.
9. Think of your job in terms of three numbers:
a. Percentage of time ecstatic
b. Percentage of time satisfied
c. Percentage of time dissatisfied
10. Discard woulda, coulda, shoulda.
11. Enjoy humanity.

Probably these are 11 guidelines for Life itself.