In your opinion, which of these lines from king's speech are the most powerful? check any that apply. “but we refuse to believe that the bank of justice is bankrupt. we refuse to believe that there are insufficient funds in the great vaults of opportunity of this nation.” “now is the time to lift our nation from the quicksands of racial injustice to the solid rock of brotherhood.” “again and again, we must rise to the majestic heights of meeting physical force with soul force.” “i have a dream that my four little children will one day live in a nation where they will not be judged by the color of their skin but by the content of their character.” "free at last! free at last! god almighty, we are free at last! "