There have been a great many different kinds of heroes, for in every age and among every people the hero has stood for the qualities that were most admired and sought after by the bravest and best.
–Heroes Every Child Should Know, Hamilton Wright Mabie
Paraphrase this passage to explain what a hero stands for.
Throughout history, there have been a lot of different heroes. Even though heroes are not always the same, they tend to have traits that other people value or wish they had themselves, such as bravery.