8 ideas
| 12170 | Amusement rests on superiority, or relief, or incongruity [Scruton] |
| 12173 | The central object of amusement is the human [Scruton] |
| 12169 | Since only men laugh, it seems to be an attribute of reason [Scruton] |
| 12172 | Objects of amusement do not have to be real [Scruton] |
| 19347 | Substance needs independence, unity, and stability (for individuation); also it is a subject, for predicates [Perkins] |
| 8406 | Not all explanations are causal, but if a thing can be explained at all, it can be explained causally [Sanford] |
| 12174 | Only rational beings are attentive without motive or concern [Scruton] |
| 8407 | A totality of conditions necessary for an occurrence is usually held to be jointly sufficient for it [Sanford] |