7 ideas
| 22363 | You have only begun to do real science when you can express it in numbers [Kelvin] |
| 14802 | Physical and psychical laws of mind are either independent, or derived in one or other direction [Peirce] |
| 14800 | The world is full of variety, but laws seem to produce uniformity [Peirce] |
| 20644 | Energy has progressed from a mere formula, to a principle pervading all nature [Kelvin] |
| 14801 | Darwinian evolution is chance, with the destruction of bad results [Peirce] |
| 16713 | Philosophers are the forefathers of heretics [Tertullian] |
| 6610 | I believe because it is absurd [Tertullian] |