| Link | Quote | Stars | Tags | Author |
| 2c0755e | You could also ask who's in charge. Lots of people think, well, we're humans; we're the most intelligent and accomplished species; we're in charge. Bacteria may have a different outlook: more bacteria live and work in one linear centimeter of your lower colon than all the humans who have ever lived. That's what's going on in your digestive tract right now. Are we in charge, or are we simply hosts for bacteria? It all depends on your outlook. | life host humans | Neil deGrasse Tyson | |
| b6910eb | It was an awkward moment. We were burning down our host's house, a situation which any guest seeks to avoid. | travel host guest fire | Tahir Shah |