Thales of Miletus

Cosmology Ancient Greek -624 – -546 337 quotes

Considered the first philosopher and scientist, he proposed that water was the fundamental element of the universe.

Quotes by Thales of Miletus

The most difficult thing in life is to know yourself.

Diogenes Laërtius, Lives of Eminent Philosophers

Water is the archê (origin or first principle) of all things.

Aristotle, Metaphysics

All things are full of gods.

Aristotle, De Anima

The world is animated and full of daemons.

Diogenes Laërtius, Lives of Eminent Philosophers

The greatest thing is space, for it contains all things.

Diogenes Laërtius, Lives of Eminent Philosophers

Time is the wisest of all things, for it finds out everything.

Diogenes Laërtius, Lives of Eminent Philosophers

Hope is the only good that is common to all men; those who have nothing else possess hope still.

Diogenes Laërtius, Lives of Eminent Philosophers

What is difficult? To know yourself. What is easy? To advise another.

Diogenes Laërtius, Lives of Eminent Philosophers

What is divine? That which has no beginning and no end.

Diogenes Laërtius, Lives of Eminent Philosophers

What is the most just? To see what is right.

Diogenes Laërtius, Lives of Eminent Philosophers

What is the most beautiful? The world, for it is the work of God.

Diogenes Laërtius, Lives of Eminent Philosophers

What is the swiftest? Mind, for it runs through everything.

Diogenes Laërtius, Lives of Eminent Philosophers

What is the strongest? Necessity, for it masters all things.

Diogenes Laërtius, Lives of Eminent Philosophers

What is the wisest? Time, for it discovers everything.

Diogenes Laërtius, Lives of Eminent Philosophers

Do not do what you would blame others for doing.

Diogenes Laërtius, Lives of Eminent Philosophers

Avoid getting rich by evil means, and do not let your good name be tarnished by ill repute.

Diogenes Laërtius, Lives of Eminent Philosophers

The earth floats on water.

Aristotle, De Caelo

The magnet has a soul because it moves iron.

Aristotle, De Anima

The sun and the other heavenly bodies are made of earth.

Aëtius, Placita Philosophorum

The moon is illuminated by the sun.

Aëtius, Placita Philosophorum