12452 | Our dislike of contradiction in logic is a matter of psychology, not mathematics |

15941 | For intuitionists excluded middle is an outdated historical convention |

18119 | Mathematics is a mental activity which does not use language |

18247 | Brouwer saw reals as potential, not actual, and produced by a rule, or a choice |

12451 | Scientific laws largely rest on the results of counting and measuring |

18118 | Brouwer regards the application of mathematics to the world as somehow 'wicked' |

8728 | Intuitionist mathematics deduces by introspective construction, and rejects unknown truths |

12454 | Intuitionists only accept denumerable sets |

12453 | Neo-intuitionism abstracts from the reuniting of moments, to intuit bare two-oneness |

10117 | Intuitonists in mathematics worried about unjustified assertion, as well as contradiction |