4 ideas
| 19440 | How do you know you have conceived a thing deeply enough to assess its possibility? [Vaidya] |
| 22363 | You have only begun to do real science when you can express it in numbers [Kelvin] |
| 23218 | The brain has no responsibility for sensations, which occur in the heart [Aristotle] |
| 20644 | Energy has progressed from a mere formula, to a principle pervading all nature [Kelvin] |