Darkness cannot drive out darkness; only light can do that. Hate cannot drive out hate; only love can do that.
Loving Your Enemies sermon (1957), published in Strength to Love (1963)
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.
I Have a Dream speech (1963)
Life's most persistent and urgent question is: 'What are you doing for others?'
Sermon, Conquering Self-centeredness (1957)
The ultimate measure of a man is not where he stands in moments of comfort and convenience, but where he stands at times of challenge and controversy.
Everybody can be great, because everybody can serve.
The Drum Major Instinct sermon (1968)
Love is the only force capable of transforming an enemy into a friend.
Loving Your Enemies sermon (1957)
The time is always right to do what's right.
Address at Oberlin College (1964)
We are now faced with the fact that tomorrow is today. We are confronted with the fierce urgency of now.
Beyond Vietnam speech (1967)
If you can't fly, run; if you can't run, walk; if you can't walk, crawl; but by all means keep moving.
Keep Moving from This Mountain, address at Spelman College (1960)
Ultimately a genuine leader is not a searcher for consensus, but a molder of consensus.
Remaining Awake Through a Great Revolution (1968)