5 ideas
16456 | For modality Lewis rejected boxes and diamonds, preferring worlds, and an index for the actual one [Lewis, by Stalnaker] |
22363 | You have only begun to do real science when you can express it in numbers [Kelvin] |
13304 | Learned men gain more in one day than others do in a lifetime [Posidonius] |
20644 | Energy has progressed from a mere formula, to a principle pervading all nature [Kelvin] |
20820 | Time is an interval of motion, or the measure of speed [Posidonius, by Stobaeus] |