What is the meaning of the song romance by my chemical romance?

The weary widow seems to be his legacy, what he leaves behind, for good or bad: "Your memory will carry on - You'll carry on - And though you're broken and defeated - Your weary widow marches on."Analysis here: lyricinterpretations.com/lookat.php/band... ---artists.letssingit.com/welcome-to-the-bl... I was a young boy,My father took me into the cityTo see a marching band. He said, "Son when you grow up,would you be the saviour of the broken, the beaten and the damned?"He said "Will you defeat them,your demons, and all the non believers, the plans that they have made?"Because one day I'll leave you,A phantom to lead you in the summer,To join the black parade."When I was a young boy,My father took me into the cityTo see a marching band. He said, "Son when you grow up,would you be the saviour of the broken, the beaten and the damned?"Sometimes I get the feeling she's watching over me.