16 ideas
| 9169 | A statement can be metaphysically necessary and epistemologically contingent [Putnam] |
| 5819 | Conceivability is no proof of possibility [Putnam] |
| 9168 | I can't distinguish elm trees, but I mean by 'elm' the same set of trees as everybody else [Putnam] |
| 5820 | 'Water' has an unnoticed indexical component, referring to stuff around here [Putnam] |
| 9170 | We need to recognise the contribution of society and of the world in determining reference [Putnam] |
| 5817 | Language is more like a cooperative steamship than an individual hammer [Putnam] |
| 22717 | Self-interest can fairly divide a cake; first person cuts, second person chooses [Poundstone] |
| 22718 | Formal game theory is about maximising or minimising numbers in tables [Poundstone] |
| 22719 | The minimax theorem says a perfect game of opposed people always has a rational solution [Poundstone] |
| 22720 | Two prisoners get the best result by being loyal, not by selfish betrayal [Poundstone] |
| 22721 | The tragedy in prisoner's dilemma is when two 'nice' players misread each other [Poundstone] |
| 22723 | Do unto others as you would have them do unto you - or else! [Poundstone] |
| 22722 | TIT FOR TAT says cooperate at first, then do what the other player does [Poundstone] |
| 1748 | Archelaus was the first person to say that the universe is boundless [Archelaus, by Diog. Laertius] |
| 5818 | If water is H2O in the actual world, there is no possible world where it isn't H2O [Putnam] |
| 5989 | Archelaus said life began in a primeval slime [Archelaus, by Schofield] |