Nationalism is an infantile disease. It is the measles of mankind.
Albert Einstein

We shall require a substantially new manner of thinking if mankind is to survive.
Albert Einstein

Peace and friendship with all mankind is our wisest policy, and I wish we may be permitted to pursue it.
Thomas Jefferson

The republican is the only form of government which is not eternally at open or secret war with the rights of mankind.
Thomas Jefferson

Mankind are more disposed to suffer, while evils are sufferable, than to right themselves by abolishing the forms to which they are accustomed.
Thomas Jefferson

I abhor war and view it as the greatest scourge of mankind.
Thomas Jefferson

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

The good opinion of mankind, like the lever of Archimedes, with the given fulcrum, moves the world.
Thomas Jefferson

I call upon the scientific community in our country, those who gave us nuclear weapons, to turn their great talents now to the cause of mankind and world peace: to give us the means of rendering these nuclear weapons impotent and obsolete.
Ronald Reagan

Humor is mankind's greatest blessing.
Mark Twain

I refuse to accept the view that mankind is so tragically bound to the starless midnight of racism and war that the bright daybreak of peace and brotherhood can never become a reality... I believe that unarmed truth and unconditional love will have the final word.
Martin Luther King, Jr.

Non-violence is the greatest force at the disposal of mankind. It is mightier than the mightiest weapon of destruction devised by the ingenuity of man.
Mohandas Gandhi

All mankind is divided into three classes: those that are immovable, those that are movable, and those that move.
Benjamin Franklin

I conceive that the great part of the miseries of mankind are brought upon them by false estimates they have made of the value of things.
Benjamin Franklin

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

When will mankind be convinced and agree to settle their difficulties by arbitration?
Benjamin Franklin

Fanatics are picturesque, mankind would rather see gestures than listen to reasons.
Friedrich Nietzsche

What then in the last resort are the truths of mankind? They are the irrefutable errors of mankind.
Friedrich Nietzsche

Mankind must put an end to war before war puts an end to mankind.
John F. Kennedy

We have the power to make this the best generation of mankind in the history of the world or to make it the last.
John F. Kennedy