Sourced

• Πάντα ῥεῖ καὶ οὐδὲν μένει
  • Everything flows, nothing stands still.
  • Quoted by Plato in Cratylus, and by Diogenes Laërtius in Lives of the Philosophers Book IX, section 8
  • Variant translations:
    Everything flows and nothing stays.
    Everything flows and nothing abides.
    Everything gives way and nothing stays fixed.
    Everything flows; nothing remains.
    All is flux, nothing is stationary.
    All is flux, nothing stays still.

• Nothing endures but change.
  • From Lives of the Philosophers by Diogenes Laertius
  • Variant translations:
    There is nothing permanent except change.
    Nothing is permanent except change.
    The only constant is change.
    Change is the only constant.
    Change alone is unchanging.

• Eternity is a child playing, playing checkers; the kingdom belongs to a child.
  • Quoted in Hippolytus, as translated in Reality‎ (1994), by Carl Avren Levenson and Jonathan Westphal, p. 10
  • Variant translations:
  • History is a child building a sand-castle by the sea, and that child is the whole majesty of man’s power in the world.
    • As quoted in Contemporary Literature in Translation‎ (1976), p. 21
  • A lifetime is a child playing, playing checkers; the kingdom belongs to a child.
    • As quoted in The Beginning of All Wisdom : Timeless Advice from the Ancient Greeks‎ (2003) by Steven Stavropoulos, p. 95
  • Time is a game played beautifully by children.
    • As quoted in Fragments (2001) translated by Brooks Haxton

• It is harder to fight pleasure than to fight emotion.
  • Quoted by Aristotle in Nicomachean Ethics, Book III.

On the Universe

Different sources sometimes number many of these fragments of the expressions of Heraclitus differently.

• Though wisdom is common, yet the many live as if they had a wisdom of their own.
  • Fragment 2; Quoted by Sextus Empiricus in Against the Mathematicians
  • Variant translation: So we must follow the common, yet the many live as if they had a wisdom of their own.

• Nature is wont to hide herself.
  • Fragment 10

• Much learning does not teach understanding.
  • Fragment 16

• This universe, which is the same for all, has not been made by any god or man, but it always has been, is, and will be an ever-living fire, kindling itself by regular measures and going out by regular measures.
  • Fragment 20
  • Variant translations:
    The world, an entity out of everything, was created by neither gods nor men, but was, is and will be eternally living fire, regularly becoming ignited and regularly becoming extinguished.
    This world . . . ever was, and is, and shall be, ever-living Fire, in measures being kindled and in measure going out.

• ἓν τὸ σοφὸν μοῦνον λέγεσθαι οὐκ ἐθέλει καὶ ἐθέλει Ζηνὸς ὄνομα
  • The wise is one only. It is unwilling and willing to be called by the name of Zeus.
  • Fragment 32

• Logos is day and night, winter and summer, war and peace, surfeit and hunger.
  • Fragment 36
  • Variant translation: God is day and night, winter and summer, war and peace, surfeit and hunger.

• You could not step twice into the same river; for other waters are ever flowing on to you.
  • Fragment 41; Quoted by Plato in Cratylus
  • Variant translations:
    You cannot step twice into the same river; for other waters are continually flowing in.
    You cannot step twice into the same stream. For as you are stepping in, other waters are ever flowing on to you.
    You cannot step twice into the same river.
    You cannot step into the same river twice.
    It is impossible to step into the same river twice.
    No man ever steps in the same river twice, for it's not the same river and he's not the same man.

• It is wise to listen, not to me but to the Word, and to confess that all things are one.
  • Fragment 50
  • Variant translations:
    Listening not to me but to reason, it is wise to agree that all is one.
    Listening not to me but to the Word it is wise to agree that all things are one.
    He who hears not me but the logos will say: All is one.
  • The word translated in these quotes and many others as "The Word" or "Reason", is the greek word λόγος (Logos).

• It would not be better if things happened to people just as they wish.
  • Fragment 52
  • Variant translation: It would not be better if things happened to men just as they wish.

• Couples are wholes and not wholes, what agrees disagrees, the concordant is discordant. From all things one and from one all things.
  • Fragment 54
  • Variant translation: From out of all the many particulars comes oneness, and out of oneness come all the many particulars.

• The road up and the road down is one and the same.
  • Fragment 69
  • Variant translations:
    The road up and the road down are one and the same.
    The road uphill and the road downhill are one and the same.
    The way up and the way down are one and the same.

• Man, like a light in the night, is kindled and put out.
  • Fragment 76

• When is death not within ourselves?... Living and dead are the same, and so are awake and alseep, young and old.
  • Fragment 78

• Corpses are more fit to be thrown out than is dung.
  • Fragment 85

• Even sleepers are workers and collaborators on what goes on in the universe.
  • Fragment 90

• Opposition brings concord. Out of discord comes the fairest harmony.
  • Fragment 98, as translated by Philip Wheelwright

• The people should fight for their law as if defending the city's wall.
  • Fragment 100

• It is better to hide ignorance, but it is hard to do this when we relax over wine.
  • Fragment 108
  • Variant translation: Hide our ignorance as we will, an evening of wine soon reveals it.

• Character is destiny.
  • Fragment 121
  • Variant translations:
    Character is fate.
    Man's character is his fate.
    A man's character is his fate.
    A man's character is his guardian divinity.