5 ideas
14797 | Vagueness is a neglected but important part of mathematical thought [Peirce] |
14798 | All communication is vague, and is outside the principle of non-contradiction [Peirce] |
541 | Virtue comes more from habit than character [Critias] |
20565 | Men are created equal, and with certain inalienable rights [Jefferson] |
542 | Fear of the gods was invented to discourage secret sin [Critias] |