Darkness cannot drive out darkness; only light can do that. Hate cannot drive out hate; only love can do that.

• love
• hate

Injustice anywhere is a threat to justice everywhere.

• civil rights
• justice

This is the context.

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.

• character
• adversity
• challenge

Our scientific power has outrun our spiritual power. We have guided missiles and misguided men.

• science
• war

Our lives begin to end the day we become silent about things that matter.

• silence

Everybody can be great... because anybody can serve. You don´t have to have a college degree to serve. You don´t have to make your subject and verb agree to serve. You only need a heart full of grace. A soul generated by love.

• greatness
• service

A genuine leader is not a searcher for consensus, but a molder of consensus.

• leadership

The time is always right to do what is right.

• integrity

Those who are not looking for happiness are the most likely to find it, because those who are searching forget that the surest way to be happy is to seek happiness for others.

• happiness
• service

A nation or civilization that continues to produce soft-minded men purchases its own spiritual death on the installment plan.

• character
• guts

If a man is called a street sweeper, he should sweep streets even as Michelangelo painted, or Beethoven composed music, or Shakespeare wrote poetry. He should sweep streets so well that all the hosts of heaven and Earth will pause to say, "Here lived a great street sweeper who did his job well."

• excellence

Courage is an inner resolution to go forward despite obstacles; Cowardice is submissive surrender to circumstances. Courage breeds creativity; Cowardice represses fear and is mastered by it. Cowardice asks the question, is it safe? Expediency ask the question, is it politic? Vanity asks the question, is it popular?

But conscience ask the question, is it right? And there comes a time when we must take a position that is neither safe, nor politic, nor popular, but one must take it because it is right.

• courage
• fear
• conscience