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Single Idea 21406

[filed under theme 1. Philosophy / D. Nature of Philosophy / 5. Aims of Philosophy / e. Philosophy as reason ]

Full Idea

Considered objectively, there can only be one human reason, there cannot be many philosophies; in other words, there can only be one true philosophy from principles, in however many conflicting ways men have philosophised about the same proposition.

Gist of Idea

Because there is only one human reason, there can only be one true philosophy from principles

Source

Immanuel Kant (Metaphysics of Morals I: Doctrine of Right [1797], Pref)

Book Ref

Kant,Immanuel: 'The Metaphysics of Morals', ed/tr. Gregor,Mary [CUP 1991], p.36


A Reaction

An idea that embodies the Enlightenment ideal. I like the idea that there is one true philosophy, because there is only one world. Kant is talking of philosophy 'from principles', which means his transendental idealism.


The 18 ideas with the same theme [philosophy explores where reason take us]:

We shouldn't always follow where the argument leads! [Lewis on Plato]
The winds of the discussion should decide its destination [Plato]
Philosophy is the collection of rational arguments [Cicero]
Definitions are the first step in philosophy [Hobbes]
Reason is only interested in knowledge, actions and hopes [Kant]
Because there is only one human reason, there can only be one true philosophy from principles [Kant]
Consistency is the highest obligation of a philosopher [Kant]
If we look at the world rationally, the world assumes a rational aspect [Hegel]
An idea on its own isn't an idea, because they are continuous systems [Peirce]
Thinkers might agree some provisional truths, as methodological assumptions [Nietzsche]
Discoveries in mathematics can challenge philosophy, and offer it a new foundation [Russell]
Philosophers should abandon speculation, as philosophy is wholly critical [Ayer]
Philosophy aims to build foundations for thought [Derrida, by May]
Like disastrous small errors in navigation, small misunderstandings can wreck intellectual life [Harré/Madden]
Philosophy aims to reveal the grandeur of mathematics [Badiou]
We overvalue whether arguments are valid, and undervalue whether they are interesting [Monk]
Progress in philosophy is incremental, not an immature seeking after drama [Williamson]
Interesting philosophers hardly every give you explicitly valid arguments [Martin,M]