Yeats quote?

Question

"the best lack all conviction, while the worst are full of passionate intensity". I need to use this quote to write an essay on the american dream. i need to use the movie american beauty and the great gatsby/death of a salesman. i need help on what this quote means and how it relates.

All help is appreciated, thanks!

Answer 1

the quote can be clue on what it takes to have the American dream.