| Link | Quote | Stars | Tags | Author |
| adb5bd9 | These amazing and often indispensable systems work so well and so quietly that we tend to be unaware of their existence. | David Macaulay |
| Link | Quote | Stars | Tags | Author |
| adb5bd9 | These amazing and often indispensable systems work so well and so quietly that we tend to be unaware of their existence. | David Macaulay |