18 ideas
| 8766 | In much wisdom is much grief [Anon (Ecc)] |
| 7494 | Laughter is mad; of mirth, what doeth it? [Anon (Ecc)] |
| 8767 | Sorrow is better than laughter [Anon (Ecc)] |
| 17471 | Using mechanisms as explanatory schemes began in chemistry [Weisberg/Needham/Hendry] |
| 17472 | Thick mechanisms map whole reactions, and thin mechanism chart the steps [Weisberg/Needham/Hendry] |
| 8765 | All is vanity, saith the Preacher [Anon (Ecc)] |
| 13304 | Learned men gain more in one day than others do in a lifetime [Posidonius] |
| 8768 | Books are endless, and study is wearisome [Anon (Ecc)] |
| 17465 | Lavoisier's elements included four types of earth [Weisberg/Needham/Hendry] |
| 20820 | Time is an interval of motion, or the measure of speed [Posidonius, by Stobaeus] |
| 17468 | Over 100,000,000 compounds have been discovered or synthesised [Weisberg/Needham/Hendry] |
| 17470 | Water molecules dissociate, and form large polymers, explaining its properties [Weisberg/Needham/Hendry] |
| 17473 | It is unlikely that chemistry will ever be reduced to physics [Weisberg/Needham/Hendry] |
| 17474 | Quantum theory won't tell us which structure a set of atoms will form [Weisberg/Needham/Hendry] |
| 17475 | For temperature to be mean kinetic energy, a state of equilibrium is also required [Weisberg/Needham/Hendry] |
| 17469 | 'H2O' just gives the element proportions, not the microstructure [Weisberg/Needham/Hendry] |
| 17467 | Isotopes (such as those of hydrogen) can vary in their rates of chemical reaction [Weisberg/Needham/Hendry] |
| 17466 | Mendeleev systematised the elements, and also gave an account of their nature [Weisberg/Needham/Hendry] |