Human progress is neither automatic nor inevitable... Every step toward the goal of justice requires sacrifice, suffering, and struggle; the tireless exertions and passionate concern of dedicated individuals.
Martin Luther King, Jr.

To raise new questions, new possibilities, to regard old problems from a new angle, requires creative imagination and marks real advance in science.
Albert Einstein

Do you really think it is weakness that yields to temptation? I tell you that there are terrible temptations which it requires strength, strength and courage to yield to.
Oscar Wilde

In general, mankind, since the improvement of cookery, eats twice as much as nature requires.
Benjamin Franklin

Literature adds to reality, it does not simply describe it. It enriches the necessary competencies that daily life requires and provides; and in this respect, it irrigates the deserts that our lives have already become.
C. S. Lewis

To turn really interesting ideas and fledgling technologies into a company that can continue to innovate for years, it requires a lot of disciplines.
Steve Jobs

The spirit of democracy is not a mechanical thing to be adjusted by abolition of forms. It requires change of heart.
Mahatma Gandhi

Non-violence requires a double faith, faith in God and also faith in man.
Mahatma Gandhi

Football is like life - it requires perseverance, self-denial, hard work, sacrifice, dedication and respect for authority.
Vince Lombardi

If the machine of government is of such a nature that it requires you to be the agent of injustice to another, then, I say, break the law.
Henry David Thoreau

Distrust any enterprise that requires new clothes.
Henry David Thoreau

We should distrust any enterprise that requires new clothes.
Henry David Thoreau

For though we love both the truth and our friends, piety requires us to honor the truth first.
Aristotle

Piety requires us to honor truth above our friends.
Aristotle

Perfection is attained by slow degrees; it requires the hand of time.
Voltaire

It requires more courage to suffer than to die.
Napoleon Bonaparte

Evil requires the sanction of the victim.
Ayn Rand

Toleration is the greatest gift of the mind; it requires the same effort of the brain that it takes to balance oneself on a bicycle.
Helen Keller

What the world requires of the Christians is that they should continue to be Christians.
Albert Camus

The difference between science and the fuzzy subjects is that science requires reasoning while those other subjects merely require scholarship.
Robert A. Heinlein