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Single Idea 11278
[filed under theme 7. Existence / A. Nature of Existence / 3. Being / d. Non-being
]
Full Idea
What should the name 'that which is not' be applied to?
Gist of Idea
What does 'that which is not' refer to?
Source
Plato (The Sophist [c.359 BCE], 237c)
Book Ref
Plato: 'Complete Works', ed/tr. Cooper,John M. [Hackett 1997], p.257
A Reaction
This leads into a discussion of the problem, in The Sophist. It became a large issue when modern logic was being developed by Frege and Russell.
The
16 ideas
from 'The Sophist'
1636
|
Wickedness is an illness of the soul
[Plato]
|
1637
|
A soul without understanding is ugly
[Plato]
|
1638
|
Didactic education is hard work and achieves little
[Plato]
|
20478
|
In discussion a person's opinions are shown to be in conflict, leading to calm self-criticism
[Plato]
|
11278
|
What does 'that which is not' refer to?
[Plato]
|
1641
|
Some alarming thinkers think that only things which you can touch exist
[Plato]
|
7022
|
To be is to have a capacity, to act on other things, or to receive actions
[Plato]
|
1642
|
We must fight fiercely for knowledge, understanding and intelligence
[Plato]
|
1643
|
If statements about non-existence are logically puzzling, so are statements about existence
[Plato]
|
287
|
Good analysis involves dividing things into appropriate forms without confusion
[Plato]
|
16122
|
Good thinkers spot forms spread through things, or included within some larger form
[Plato]
|
1644
|
Dialectic should only be taught to those who already philosophise well
[Plato]
|
10422
|
The not-beautiful is part of the beautiful, though opposed to it, and is just as real
[Plato]
|
15855
|
If we see everything as separate, we can then give no account of it
[Plato]
|
1645
|
The desire to split everything into its parts is unpleasant and unphilosophical
[Plato]
|
10784
|
Whenever there's speech it has to be about something
[Plato]
|