There’ve been times that I thought
I couldn’t last for long
Now I think I’m able
To carry on

It’s been a long
A long time coming
But I know
Change gonna come
Oh, yes it will

— Sam Cooke, “A Change is Gonna Come.” Great use of this song, by the way, in Spike Lee's “Malcom X.”

ADDENDUM: The New York Times editorial on the inaugural speech.