5 ideas
15990 | Every individual thing which exists has an essence, which is its internal constitution [Locke] |
15994 | If it is knowledge, it is certain; if it isn't certain, it isn't knowledge [Locke] |
22363 | You have only begun to do real science when you can express it in numbers [Kelvin] |
4377 | Intellectualism is an excessive emphasis on reasoning in moral philosophy [Burnyeat] |
20644 | Energy has progressed from a mere formula, to a principle pervading all nature [Kelvin] |