in Obama’s victory speech of the election from 2008, what is the use of the power of three or triple?

I'll mark ! what are some examples of metaphors and symbolism in the song "lose yourself" by eminem?

Which lines foreshadow macbeths eventual killing of the king

How will charlie most likely change after his experience at the diner in part 2 of "flowers for algernon"? he should be kind to each person who crosses his path. he will be more sympathetic to those who are similar to the way he once was. he will attempt to the dishwasher receive the surgery he was given. he will react the same way each time he sees someone being treated unfairly.