18 ideas
| 6259 | Why can't a wise man doubt everything? [Montaigne] |
| 6263 | No wisdom could make us comfortably walk a wide beam if it was high in the air [Montaigne] |
| 6258 | Virtue is the distinctive mark of truth, and its greatest product [Montaigne] |
| 6262 | We lack some sense or other, and hence objects may have hidden features [Montaigne] |
| 6260 | Sceptics say there is truth, but no means of making or testing lasting judgements [Montaigne] |
| 6261 | The soul is in the brain, as shown by head injuries [Montaigne] |
| 20657 | There are 23 core brain functions, with known circuit, transmitters, genes and behaviour [Watson] |
| 20656 | Traditional ideas of the mind were weakened in the 1950s by mind-influencing drugs [Watson] |
| 20655 | Humans have been hunter-gatherers for 99.5% of their existence [Watson] |
| 5996 | Critolaus redefined Aristotle's moral aim as fulfilment instead of happiness [Critolaus, by White,SA] |
| 20650 | The Uncertainty Principle implies that cause and effect can't be measured [Watson] |
| 20649 | The interference of light through two slits confirmed that it is waves [Watson] |
| 20661 | Electrons rotate in hyrogen atoms 10^13 times per second [Watson] |
| 20647 | Quantum theory explains why nature is made up of units, such as elements [Watson] |
| 20654 | Only four particles are needed for matter: up and down quark, electron, electron-neutrino [Watson] |
| 20651 | The shape of molecules is important, as well as the atoms and their bonds [Watson] |
| 20652 | In 1828 the animal substance urea was manufactured from inorganic ingredients [Watson] |
| 20658 | Information is physical, and living can be seen as replicating and preserving information [Watson] |