| Link | Quote | Stars | Tags | Author |
| 58dcead | Kepler was the wildest of guessers. | The Advance of Science in the Last Half-Century | ||
| b9bb615 | Energy, like matter, is indestructible and ingenerable in nature. | The Advance of Science in the Last Half-Century |
| Link | Quote | Stars | Tags | Author |
| 58dcead | Kepler was the wildest of guessers. | The Advance of Science in the Last Half-Century | ||
| b9bb615 | Energy, like matter, is indestructible and ingenerable in nature. | The Advance of Science in the Last Half-Century |