The 39 new ideas included in the latest update (of 26th Sept), by Theme

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1. Philosophy / A. Wisdom / 2. Wise People
Devotion to learning and applied intelligence leads to divine wisdom - if truth is available [Plato]
1. Philosophy / D. Nature of Philosophy / 5. Aims of Philosophy / a. Philosophy as worldly
An unexamined life is not worth living. [Plato]
2. Reason / A. Nature of Reason / 3. Pure Reason
The soul on its own enters a pure, unchanging and eternal realm, and experiences wisdom [Plato]
2. Reason / D. Definition / 11. Ostensive Definition
We should not pick out 'this' water, but only 'something of this sort' [Plato]
3. Truth / A. Truth Problems / 2. Defining Truth
Truth is speaking what is and things that are [Plato]
3. Truth / A. Truth Problems / 7. Falsehood
If speech is making something, then lies are impossible [Plato]
6. Mathematics / C. Sources of Mathematics / 4. Mathematical Empiricism / a. Mathematical empiricism
The sun was made for light, so we could learn numbers from astronomical movement [Plato]
8. Modes of Existence / D. Universals / 6. Platonic Forms / a. Platonic Forms
The Forms arise whenever we talk of something 'in itself'. [Plato]
Things like the Equal and the Beautiful, which are real, must be unchanging [Plato]
The true reality is organised and harmonised in a rational order [Plato]
8. Modes of Existence / D. Universals / 6. Platonic Forms / b. Partaking
One and one can only become two by sharing in Twoness [Plato]
Believers in the beautiful see that it is separate from things that participate in it [Plato]
9. Objects / F. Identity among Objects / 6. Identity between Objects
Two existing entities can never strictly coincide [Plato]
10. Modality / A. Necessity / 2. Nature of Necessity
Some statements about what is obvious and stable are as irrefutable as possible [Plato]
11. Knowledge Aims / A. Knowledge / 1. Knowledge
Knowledge is taught, has logos, is unshakeable, and is rare [Plato]
12. Knowledge Sources / C. Rationalism / 1. Rationalism
If knowledge is just true belief, we are forced to rely on the senses [Plato]
15. Nature of Minds / A. Nature of Mind / 2. Psuche
The soul is a complex mixture of pure mind and changing matter [Plato]
15. Nature of Minds / A. Nature of Mind / 8. Brain
The gods placed the mortal soul in the chest [Plato]
18. Thought / B. Mechanics of Thought / 6. Artificial Thought / a. Artificial Intelligence
Intelligence requires soul [Plato]
21. Aesthetics / A. Aesthetic Experience / 4. Beauty
Beauty must always be perfect [Plato]
22. Metaethics / A. Ethics Foundations / 2. Source of Ethics / e. Human nature
The best part of the soul raises us up to the heavens, to which we are naturally akin [Plato]
22. Metaethics / B. Value / 2. Values / e. Death
Death in old age is a natural end, untroubled, and more pleasure than distress [Plato]
22. Metaethics / C. The Good / 1. Goodness / a. Form of the Good
Perfect goodness always produces perfect beauty [Plato]
22. Metaethics / C. The Good / 2. Happiness / d. Routes to happiness
Admirable people are happy, and unjust people are miserable [Plato]
22. Metaethics / C. The Good / 3. Pleasure / d. Sources of pleasure
Unnatural modifications are painful, and restoring normality is pleasant [Plato]
24. Political Theory / B. Nature of a State / 4. Citizenship
I have discussed the best constitution, and the kind of citizens it requires [Plato]
24. Political Theory / D. Ideologies / 12. Feminism
Female Guardians will have identical duties to the men [Plato]
The god said human nature comes as the superior male, and inferior female [Plato]
26. Natural Theory / A. Speculations on Nature / 6. Early Matter Theories / a. Greek matter
The elements seem able to transmute into each other [Plato]
26. Natural Theory / A. Speculations on Nature / 6. Early Matter Theories / e. The One
The One is timeless, has no being or identity, and cannot be known [Plato]
26. Natural Theory / A. Speculations on Nature / 6. Early Matter Theories / f. Ancient elements
The world-maker used the four elements and their properties in entirety [Plato]
27. Natural Reality / A. Classical Physics / 1. Mechanics / a. Explaining movement
Motion needs differing moved and mover, so it originates in diversity [Plato]
27. Natural Reality / C. Space / 1. Void
The spherical universe composed of four elements squeezes out every bit of void [Plato]
27. Natural Reality / C. Space / 2. Space
Space is eternal and indestructible, but is only known by barely credible reasoning [Plato]
27. Natural Reality / D. Time / 1. Nature of Time / d. Time as measure
The god created eternity in the sequence of the universe, and its image we call 'time' [Plato]
27. Natural Reality / D. Time / 3. Parts of Time / e. Present moment
If we ignore all our thoughts of the past and the future, there is nothing left of the present [Weil]
27. Natural Reality / E. Cosmology / 3. The Beginning
The god found chaos, and led it to superior order [Plato]
27. Natural Reality / E. Cosmology / 10. Multiverse
Is there a plurality (or even an infinity) of universes? No, because the model makes it unique [Plato]
29. Religion / A. Polytheistic Religion / 2. Greek Polytheism
The universe has four types of living being: gods, birds, fish, and land animals [Plato]
29. Religion / D. Religious Issues / 3. Problem of Evil / d. Natural Evil
The divine organiser of the world wanted it to have as little imperfection as possible [Plato]