philosophy review
meaning of life
victor frankl- holocaust survivor, believed in authentic optimism. we all have a unique purpose in life. “no one can ever take from me the freedom to choose”
bertrand russell- analytic philosopher. “i long to alleviate the evil, but i cannot, and i too suffer.”
albert camus- sisyphus found comfort in his repetitive mindset. acknowledge suffering, choose to put your all into the suffering.
plato: the apology of socrates- socrates was taken to court for corruption of youth’s minds, called oracle of delphi as a witness who claimed there was nobody smarter than socrates. question the ignorant, seek wisdom. *not a genuine apology, rather a philosophical justification for his work.
logic
deductive arguments- when the premises are true, conclusion must be true. general to specific.
inductive arguments- when the premises are true, conclusion is probably true. specific to general.
syllogism- conclusion found through 2 confirmed propositions.
necessary conditions- must be present for an event to occur, but doesn’t guarantee an event.
sufficient conditions- something that guarantees an event, but isn’t sufficient on its own.
reductio ad absurdum- assume the opposite belief is true, prove by contradiction.
begging the question- circular reasoning, assumes the point trying to be proven without evidence.
ad hominem- directed against a person rather than an argument being made.
slippery slope- small action could lead to unjustified outcomes without evidence.
tu quoque- avoiding criticism by deflection.
false dilemma- black and white options.
reality
appearance versus reality- appearance is deceptive, reality is truth.
thales- believed all matter originates from and returns to water.
ship of theseus- if a ship’s planks are slowly changed over time, is it still the same ship?
heraclitus- the universe is forever changing, everything is connected. “you cannot step twice into the same river.”
parmenides- believed a single unchanging reality existed, and that all changes are illusion.
plato- proposed forms, an immaterial world of perfect ideas with a physical world of copies.
allegory of the cave- a metaphor for human conditions in reality.
divided line- four levels of understanding of our reality.
forms- the immaterial world of perfect beliefs.
teleology- everything in the universe has a purpose.
eudaimonia- final goals of life.
four causes- “whys” of something in nature. material, formal, efficient, final.
prime mover- a higher power that created the universe proposed by aristotle.
theology
cosmological- universe must have origins.
teleological- purpose in design proves the existence of god.
ontological- god is a greater being than could be conceived so he must exist
darwin- theory of evolution
pascal- there’s no loss if god ends up not being real
criticisms of religion- big bang theory, evolution