7 ideas
| 22363 | You have only begun to do real science when you can express it in numbers [Kelvin] |
| 19216 | Propositions (such as 'that dog is barking') only exist if their items exist [Williamson] |
| 20883 | Modern utilitarians value knowledge, friendship, autonomy, and achievement, as well as pleasure [Hooker,B] |
| 20884 | Rule-utilitarians prevent things like torture, even on rare occasions when it seems best [Hooker,B] |
| 20885 | Euthanasia is active or passive, and voluntary, non-voluntary or involuntary [Hooker,B] |
| 20882 | Euthanasia may not involve killing, so it is 'killing or not saving, out of concern for that person' [Hooker,B] |
| 20644 | Energy has progressed from a mere formula, to a principle pervading all nature [Kelvin] |