General Omar Bradley

Bravery is the capacity to perform properly even when scared to death.

Reverend Billy Graham

Courage is contagious.  When a brave man takes a stand, the spines of others are stiffened.

Singer Bob Dylan

A hero is someone who understands the responsibility that comes with his freedom.

Actor Christopher Reeve

A hero is an ordinary individual who finds the strength to persevere and endure in spite of overwhelming obstacles.

Source:  Guideposts.org