| 12266 | 'Same' is mainly for names or definitions, but also for propria, and for accidents [Aristotle] |
| 12287 | Two identical things have the same accidents, they are the same; if the accidents differ, they're different [Aristotle] |
| 12288 | Numerical sameness and generic sameness are not the same [Aristotle] |
| 8650 | Things are the same if one can be substituted for the other without loss of truth [Leibniz] |
| 21315 | A tree remains the same in the popular sense, but not in the strict philosophical sense [Butler] |
| 15826 | There is 'loose' identity between things if their properties, or truths about them, might differ [Chisholm] |
| 11910 | Being 'the same' is meaningless, unless we specify 'the same X' [Geach] |
| 16999 | A vague identity may seem intransitive, and we might want to talk of 'counterparts' [Kripke] |
| 16494 | We want to explain sameness as coincidence of substance, not as anything qualitative [Wiggins] |