3 ideas
| 7634 | Icons resemble their subject, an index is a natural sign, and symbols are conventional [Peirce, by Maund] |
| 7903 | The six perfections are giving, morality, patience, vigour, meditation, and wisdom [Nagarjuna] |
| 14014 | Space alone, and time alone, will fade away, and only their union has an independent reality [Minkowski] |