4 ideas
| 16567 | Scientists know everything about nothing, philosophers nothing about everything [Sagan,D] |
| 15130 | If a property is possible, there is something which can have it [Williamson] |
| 22363 | You have only begun to do real science when you can express it in numbers [Kelvin] |
| 20644 | Energy has progressed from a mere formula, to a principle pervading all nature [Kelvin] |