Out of life the dead is the body not the example.

He who is important to people when he is alive, is still important to people even out of life
because he has been an example when he was alive, and out of life the dead is the body not the example.

Be the best example, you’ll always be remembered as a hero to those who knew you(alive).
Be the best example, you’ll be known as a hero to those who didn’t get a chance to know you(alive).