Lyndon Johnson actually said...

We need your help--and I am glad that you have responded out of a sense of duty to both your country and to humanity.

With that key we can begin to open the gates that now enclose the ghettos of despair.

And we shall overcome, and I am enlisted for the duration.

And so long as I am your President I intend to preserve the rights of all of our citizens, and I intend to enforce the laws that protect all...