Combining Texts

Ideas for 'The Fixation of Belief', 'Lives of Eminent Philosophers' and 'The Identity of Indiscernibles'

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7 ideas

13. Knowledge Criteria / A. Justification Problems / 2. Justification Challenges / a. Agrippa's trilemma

1816	Sceptics say demonstration depends on self-demonstrating things, or indemonstrable things [Diog. Laertius]

13. Knowledge Criteria / B. Internal Justification / 2. Pragmatic justification

6598	We need our beliefs to be determined by some external inhuman permanency [Peirce]

13. Knowledge Criteria / B. Internal Justification / 4. Foundationalism / b. Basic beliefs

6944	Demonstration does not rest on first principles of reason or sensation, but on freedom from actual doubt [Peirce]

13. Knowledge Criteria / C. External Justification / 1. External Justification

6948	Doubts should be satisfied by some external permanency upon which thinking has no effect [Peirce]

13. Knowledge Criteria / D. Scepticism / 1. Scepticism

1819	Scepticism has two dogmas: that nothing is definable, and every argument has an opposite argument [Diog. Laertius]

13. Knowledge Criteria / D. Scepticism / 6. Scepticism Critique

3064	When sceptics say that nothing is definable, or all arguments have an opposite, they are being dogmatic [Diog. Laertius]

6945	Once doubt ceases, there is no point in continuing to argue [Peirce]