14 ideas
14782 | Philosophy is an experimental science, resting on common experience [Peirce] |
14787 | Self-contradiction doesn't reveal impossibility; it is inductive impossibility which reveals self-contradiction [Peirce] |
14783 | Logic, unlike mathematics, is not hypothetical; it asserts categorical ends from hypothetical means [Peirce] |
14788 | Mathematics is close to logic, but is even more abstract [Peirce] |
21982 | I only wish I had such eyes as to see Nobody! It's as much as I can do to see real people. [Carroll,L] |
3626 | Knowing the attributes is enough to reveal a substance [Descartes] |
14786 | Some logical possibility concerns single propositions, but there is also compatibility between propositions [Peirce] |
3630 | Our thinking about external things doesn't disprove the existence of innate ideas [Descartes] |
14789 | Experience is indeed our only source of knowledge, provided we include inner experience [Peirce] |
14785 | The world is one of experience, but experiences are always located among our ideas [Peirce] |
3631 | A blind man may still contain the idea of colour [Descartes] |
14784 | Ethics is the science of aims [Peirce] |
3640 | Possible existence is a perfection in the idea of a triangle [Descartes] |
3639 | Necessary existence is a property which is uniquely part of God's essence [Descartes] |