More quotes by Martin Luther King Jr.

"If a man has not discovered something that he will die for, he isn't fit to live"
"Science investigates; religion interprets. Science gives man knowledge, which is power; religion gives man wisdom, which is control. Science deals mainly with facts; religion deals mainly with values. The two are not rivals."
"If you can't fly then run, if you can't run then walk, if you can't walk then crawl, but whatever you do you have to keep moving forward."
"Let us not seek to satisfy our thirst for freedom by drinking from the cup of bitterness and hatred."
"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."