The Glass Menagerie

Is this a play about fulfilling hopes and dreams or is it a play about the danger of fantasy?  Explain!

He skipped the light fantastic...

What are the internal meanings of lines like this?  Do you think this band of tight pants who sing "We skipped the light fandango" read a lot of Tennessee Williams?

Blanche DuBois

Yo!  It's not Blanche's fault that Mitch didn't ask about her past!