To keep the body in good health is a duty... otherwise we shall not be able to keep our mind strong and clear.
Buddha

Love is a better teacher than duty.
Albert Einstein

It is our duty still to endeavor to avoid war; but if it shall actually take place, no matter by whom brought on, we must defend ourselves. If our house be on fire, without inquiring whether it was fired from within or without, we must try to extinguish it.
Thomas Jefferson

No duty the Executive had to perform was so trying as to put the right man in the right place.
Thomas Jefferson

Only aim to do your duty, and mankind will give you credit where you fail.
Thomas Jefferson

Government's first duty is to protect the people, not run their lives.
Ronald Reagan

We have the duty to protect the life of an unborn child.
Ronald Reagan

All the great things are simple, and many can be expressed in a single word: freedom, justice, honor, duty, mercy, hope.
Winston Churchill

Lets have faith that right makes might; and in that faith let us, to the end, dare to do our duty as we understand it.
Abraham Lincoln

Non-cooperation with evil is as much a duty as is cooperation with good.
Mohandas Gandhi

If co-operation is a duty, I hold that non-co-operation also under certain conditions is equally a duty.
Mohandas Gandhi

Infinite striving to be the best is man's duty; it is its own reward. Everything else is in God's hands.
Mohandas Gandhi

Rights that do not flow from duty well performed are not worth having.
Mohandas Gandhi

I long to accomplish a great and noble task, but it is my chief duty to accomplish small tasks as if they were great and noble.
Helen Keller

When we have lost everything, including hope, life becomes a disgrace, and death a duty.
W. C. Fields

Happiness and moral duty are inseparably connected.
George Washington

My observation is that whenever one person is found adequate to the discharge of a duty... it is worse executed by two persons, and scarcely done at all if three or more are employed therein.
George Washington

The duty of youth is to challenge corruption.
Kurt Cobain

Never mind your happiness; do your duty.
Peter Drucker

If the Great Way perishes there will morality and duty. When cleverness and knowledge arise great lies will flourish. When relatives fall out with one another there will be filial duty and love. When states are in confusion there will be faithful servants.
Lao Tzu