I looked the work up.
In the 1828 Websters it is defined as "A man of distinguished valor, intrepidity or enterprise in danger; as a hero in arms."
In the 1913 Websters it is:"
These are qualities we admire. But how about being qualities we take on ourselves?
There's a Scientology course called the Personal Values and Integrity Course that anyone can study. Any Scientology church or mission has this course. You can even visit a Scientology Volunteer Ministers tent and get a copy of the booklet that's the text for the course, or read it online at the Scientology Handbook web site.
If you feel you could do with some polishing up of your person hero qualities, that's a great place to start.