Theaetetus I
Plato's Theory of Forms
Review
Theaetetus II
100

What is the initial definition of knowledge Theaetetus proposes?

Geometry and other fields of study taught by Theodorus

100

What are the two major realms in the divided line?

Visible and Intelligible

100

What is the topic of, and what are some details from, the Euthyphro?

piety...

100

What type of tablet is used as an analogue for memory or knowledge?

wax

200

What is the second definition of knowledge that is explored in the first half of the Theaetetus?

Knowledge is perception

200

What are the two subdivisions in the bottom half of the divided line?

images and objects

200

What is the topic of, and what are some details from the Crito?

Justice and duty to the state/laws....

200

What type of animal housing is used as an analogy for memory/knowledge?

aviary

300

Which sophist is invoked by Socrates in connection with the second proposed definition of knowledge?

Protagoras

300

What are the two subdivisions in the upper half of the divided line?

mathematical objects and forms

300

What is the topic of, and some details from, the Meno?

Virtue, recollection...

300

In what way does the wax analogy account for differences in ability to know or retain information?

varying quality/purity of wax accounts for unclear or unsuccessful impressions

400

What is the main claim of the sophist they discuss?

That man is the measure of all things, of things that are, that they are, of things that are not, that they are not.

400

What does the form of beauty cause?

All beautiful things

400

What is the topic of, and some details from, the Republic?

Justice, the forms, allegory of the cave, divided line...

400

Explain the difference between possessing and having knowledge as described in the dialogue.

Possessing knowledge means you have learned it at some point, having knowledge is currently attending to it, having it present to mind.

500

What examples are provided as examples of knowledge and perception being distinct?

Hearing a foreign language (perception without knowledge) and remembering (knowledge without perception)

500

What is the dual role of the form of the Good?

It allows us to know the good and also the other forms (as the sun can itself be seen and illuminates other things)

500

What is Plato's theory of forms?

That all objects get their being from the forms, which are eternal unchanging sources of beauty, justice, the good, etc.

The world if full of change and becoming but the realm of the forms is eternal and unchanging (cf Parmenides)

500

The final definition of knowledge is true opinion plus what?

An account of why it is true.