"Do justice, that you may live long upon earth. Calm the weeper, do not oppress the widow, do not oust a man from his father's property,….beware of punishing wrongly; do not kill, for it will not profit you." 'The Teaching for Merikare, par. 8 (cs. 2135-2040 bce), a treatise on kingship addressed by a king of Heracleopolis, whose name is lost, to his son and successor Merikare
"Tiny differences in input could quickly become overwhelming differences in output….In weather, for example, this translates into what is only half-jokingly known as the Butterfly Effect – the notion that a butterfly stirring the air today in Peking can transform storm systems next month in New York." James Gleick (b. 1954), 'Chaos', prologue
"The wave of the future is not the conquest of the world by a single dogmatic creed but the liberation of the diverse energies of free nations and free men." John F. Kennedy (1917-1963), Address at the University of California, Berkeley, March 23, 1962
"Aristotle explicitly assures us that man, insofar as he is a natural being and belongs to the species of mankind, possesses immortality; through the recurrent cycle of life, nature assures the same kind of being-forever to things that are born and die as to things that are and do not change." Hannah Arendt (1906-1975), 'Between Past and Future', ch. 2
"When one knows Thee, then alien there is none, then no door is shut. Oh, grant me my prayer that I may never lose the touch of the one in the play of the many." Rabindranath Tagore (1861-1941), 'Gitanjali'
"Creator uncreated, sole one, unique one, who traverses eternity…with millions under his care; Your splendor is like heaven's splendor." Suti and Hor (15th to 14th centuries bce), architects to Amenhotep III, 'First Hymn to the Sun God'
"The history of the world is none other than the progress of the consciousness of freedom." Georg Hegel (1770-1831), 'Philosophy of Right'
"Couples are wholes and not wholes, what agrees disagrees, the concordant is discordant. From all things one and from one all things." Heraclitus (540-480 bce), from 'Diogenes Laertius, 'Lives of Eminent Philosophers'
"What is God? Everything." Pindar (518-438 bce), Fragment 140d
"Man is one name belonging to every nation upon earth. In them all is one soul though many tongues." Tertullian (ca. 160-240), 'Testimony of the Soul'
"He who has courage and faith will never perish in misery." Anne Frank (1929-1945), 'The Diary of a Young Girl', March 7, 1944
"Observe good faith and justice toward all nations. Cultivate peace and harmony with all." George Washington (1732-1799), 1st American President, Farewell address, September 17, 1796
"A land ethic for tomorrow should be as honest as Thoreau's 'Walden', and as comprehensive as the sensitive science of ecology. It should stress the oneness of our resources and the live-and-help logic of the great chain of life." Stewart Lee Udall (b. 1920), 'The Quiet Crisis'
"What is (the earth) most like?.....It is most like a single cell." Lewis Thomas (b. 1913), 'The Lives of a Cell'
"Earth, with her thousand voices, praises God." Samuel Taylor Coleridge (1772-1834), 'The Eolian Harp'
"In spite of everything, I still believe that people are really good at heart." Anne Frank (1929-1945), 'The Diary of a Young Girl', July 15, 1944
"The God who gave us life, gave us liberty at the same time." Thomas Jefferson (1743-1826), 'Summary View of the Rights of British America'
"We hold these truths to be self-evident, that all men and women are created equal." Elizabeth Cady Stanton (1815-1902), First Women's Rights convention, Seneca Falls, New York, July 19-20, 1848, 'Declaration of Sentiments'
"Soul is the same thing in all living creatures, although the body of each is different." Hippocrates (460-377 bce), 'Regimen', bk. 1, sec. 28
"O the one life within us and abroad, which meets all motion and becomes its soul, a light in sound, a sound-like power in light, rhythm in all thought, and joyance everywhere." Samuel Taylor Coleridge (1772-1834), 'The Eolian Harp'
"Philosophy is written in this grand book – I mean the universe – which stands continually open to our gaze, but it cannot be understood unless one first learns to comprehend the language and interpret the characters in which it is written. It is written in the language of mathematics, and its characters are triangles, circles, and other geometrical figures, without which it is humanly impossible to understand a single word of it; without these, one is wandering about in a dark labyrinth." Galileo Galilei (1564-1642), 'Il Saggiatore'
"There is but one unconditional commandment, which is that we should seek incessantly so to act as to bring about the very largest total universe of good which we can see." William James (1842-1910), 'The Moral Philosopher and the Moral Life'
"There is only one happiness in life, to love and be loved." George Sand (1804-1876), letter to Lina Calamatta, March 31, 1862
"Know thyself." Inscription at the Delphic Oracle, from Plutarch's 'Morals' (ca. 650-550 bce)
"We are the world, we are the children, we are the ones to make a better day." Lionel Richie (b. 1950), 'We Are the World'