PreSocratics Flashcards
Order of the first 3 Greek philosophers
- Thales
- Anaximander
- Pythagoras
Thales of Miletus
- the first Greek philosopher, mathematician, and astronomer
metempsychosis
- transmigration of the soul
- the soul or consciousness can undergo a series of incarnations
archê
- foundation of everything
- fundamental substance or reality
what were Thales’s, Anaximander’s, Anaximenes’s, and Heraclitus’s archê?
- Thales: water
- Anaximander: apeiron (infinite and indefinite)
- Anaximenes: air
- Heraclitus: fire
Thales’s eclipse
- predicted an eclipse of the sun in 585 BC
Thales’s olives
- deduced that there would be a bumper crop of olives
- He raised the money to put a deposit on the olive presses so that when the harvest was ready, he was able to rent them out at a rate that brought him a windfall
- In this way, Thales answered those who reproached him for his poverty.
Value of Thales’ Claim?
- makes a falsifiable statement about the primal origin of all things
- uses language that has nothing to do with fable or myth
- attempts to explain the plurality of things in an ‘ultimate’ ontological sense
Anaximander of Miletus
- same town as Thales
- first philosophical author whose words are recorded in the original and in prose
- Apeiron arche principle
Apeiron
the unlimited, indeterminate, and indefinite ground, origin, or primal principle of all matter postulated by Anaximander
who was the first philosopher to provide an ethical or moral interpretation of existence?
Anaximander
Heraclitus points
- Logos: fire, always changing, always the same
- Logos is divine law, not gods, one God
- Soul can understand logos, not brain
- Change on the outside, fundamentally the same
Permindes idea
- void
- x doesnt = y
- you can’t say “what is not”`
same river?
Hericlitus says you cant step in the same river twice because it is constantly changing
dog is a familiar soul
- Pythagoras sees someone kicking a dog and tells them to stop because there is a familiar soul in it
- states transmutation of souls through bodies
Pythagras’s cosmos
the universe is arranged mathematically (beautiful/fundamental order)
Atomists
- atomos = uncuttable
- atoms are fundamental thing
- Leucippus and Democritus
Sophists
- “wise guys” and “practitioners of wisdom”
- turned away from natural philosophy and toward ethical, political, and social questions
- Their instruction was mostly concerned with winning arguments in legal and political matters
Protagoras
- always make the weaker argument look stronger
- no truth beyond what we designate
- a person is the measure of all things
Leucippus and his associate Democritus
- the full and the empty (void) are the elements
- what is and what is not
- full and solid vs empty and rare
the differences are three:
- shape, arrangement, and position
What does Democritus say?
- atoms come together to create things
- but all things are atoms
Protagoras of Abdera
- sophist
- “Man is the measure of all things, of the things that are, that they are, and of the things that are not, that they are not.”
“Man is the measure of all things, of the things that are, that they are, and of the things that are not, that they are not.”
- by Protagoras
- suggests that perceptions and judgments are subjective and can vary from person to person